Update to accomodate the header file changes

71 files changed, 1838 insertions, 1099 deletions

diff --git a/libc/sysdeps/linux/i386/Makefile b/libc/sysdeps/linux/i386/Makefile
index c346885a1..3cdadbd32 100644
--- a/libc/sysdeps/linux/i386/Makefile
+++ b/libc/sysdeps/linux/i386/Makefile
@@ -73,6 +73,8 @@ $(COBJS): %.o : %.c
 
 headers:
 	@(TOPDIR=$(TOPDIR) CC=$(CC) /bin/sh $(TOPDIR)/extra/scripts/gen_bits_syscall_h.sh > bits/syscall.h ) 
+	cd $(TOPDIR)/include/sys;ln -fs ../../libc/sysdeps/linux/i386/vm86.h .
+
 
 clean:
 	rm -f *.[oa] *~ core
diff --git a/libc/sysdeps/linux/i386/bits/byteswap.h b/libc/sysdeps/linux/i386/bits/byteswap.h
index a1ba6b874..c76b0814d 100644
--- a/libc/sysdeps/linux/i386/bits/byteswap.h
+++ b/libc/sysdeps/linux/i386/bits/byteswap.h
@@ -1,21 +1,21 @@
 /* Macros to swap the order of bytes in integer values.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #if !defined _BYTESWAP_H && !defined _NETINET_IN_H
 # error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead."
@@ -84,12 +84,27 @@
 
 #if defined __GNUC__ && __GNUC__ >= 2
 /* Swap bytes in 64 bit value.  */
+#define __bswap_constant_64(x) \
+     ((((x) & 0xff00000000000000ull) >> 56)				      \
+      | (((x) & 0x00ff000000000000ull) >> 40)				      \
+      | (((x) & 0x0000ff0000000000ull) >> 24)				      \
+      | (((x) & 0x000000ff00000000ull) >> 8)				      \
+      | (((x) & 0x00000000ff000000ull) << 8)				      \
+      | (((x) & 0x0000000000ff0000ull) << 24)				      \
+      | (((x) & 0x000000000000ff00ull) << 40)				      \
+      | (((x) & 0x00000000000000ffull) << 56))
+
 # define __bswap_64(x) \
      (__extension__							      \
       ({ union { __extension__ unsigned long long int __ll;		      \
 		 unsigned long int __l[2]; } __w, __r;			      \
-	 __w.__ll = (x);						      \
-	 __r.__l[0] = __bswap_32 (__w.__l[1]);				      \
-	 __r.__l[1] = __bswap_32 (__w.__l[0]);				      \
+         if (__builtin_constant_p (x))					      \
+	   __r.__ll = __bswap_constant_64 (x);				      \
+	 else								      \
+	   {								      \
+	     __w.__ll = (x);						      \
+	     __r.__l[0] = __bswap_32 (__w.__l[1]);			      \
+	     __r.__l[1] = __bswap_32 (__w.__l[0]);			      \
+	   }								      \
 	 __r.__ll; }))
 #endif
diff --git a/libc/sysdeps/linux/i386/bits/cmathcalls.h b/libc/sysdeps/linux/i386/bits/cmathcalls.h
index c1b0781b0..c680c6d8e 100644
--- a/libc/sysdeps/linux/i386/bits/cmathcalls.h
+++ b/libc/sysdeps/linux/i386/bits/cmathcalls.h
@@ -1,22 +1,22 @@
 /* Prototype declarations for complex math functions;
    helper file for <complex.h>.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /* NOTE: Because of the special way this file is used by <complex.h>, this
    file must NOT be protected from multiple inclusion as header files
@@ -47,7 +47,6 @@
 
 #define _Mdouble_complex_ _Mdouble_ _Complex
 
-__BEGIN_DECLS
 
 /* Trigonometric functions.  */
 
@@ -131,30 +130,29 @@ __MATHDECL (_Mdouble_,creal, (_Mdouble_complex_ __z));
 
 
 /* Now some optimized versions.  GCC has handy notations for these
-   functions.  */
-#if defined __GNUC__ && defined __OPTIMIZE__
+   functions.  Recent GCC handles these as builtin functions so does
+   not need inlines.  */
+#if defined __GNUC__ && !__GNUC_PREREQ (2, 97) && defined __OPTIMIZE__
 
 /* Imaginary part of Z.  */
 extern __inline _Mdouble_
-__MATH_PRECNAME(cimag) (_Mdouble_complex_ __z)
+__MATH_PRECNAME(cimag) (_Mdouble_complex_ __z) __THROW
 {
   return __imag__ __z;
 }
 
 /* Real part of Z.  */
 extern __inline _Mdouble_
-__MATH_PRECNAME(creal) (_Mdouble_complex_ __z)
+__MATH_PRECNAME(creal) (_Mdouble_complex_ __z) __THROW
 {
   return __real__ __z;
 }
 
 /* Complex conjugate of Z.  */
 extern __inline _Mdouble_complex_
-__MATH_PRECNAME(conj) (_Mdouble_complex_ __z)
+__MATH_PRECNAME(conj) (_Mdouble_complex_ __z) __THROW
 {
-  return ~__z;
+  return __extension__ ~__z;
 }
 
 #endif
-
-__END_DECLS
diff --git a/libc/sysdeps/linux/i386/bits/confname.h b/libc/sysdeps/linux/i386/bits/confname.h
index a649e52f2..ba8868af4 100644
--- a/libc/sysdeps/linux/i386/bits/confname.h
+++ b/libc/sysdeps/linux/i386/bits/confname.h
@@ -1,21 +1,21 @@
 /* `sysconf', `pathconf', and `confstr' NAME values.  Generic version.
-   Copyright (C) 1993, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1995-1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _UNISTD_H
 # error "Never use <bits/confname.h> directly; include <unistd.h> instead."
@@ -50,8 +50,20 @@ enum
 #define	_PC_PRIO_IO			_PC_PRIO_IO
     _PC_SOCK_MAXBUF,
 #define	_PC_SOCK_MAXBUF			_PC_SOCK_MAXBUF
-    _PC_FILESIZEBITS
+    _PC_FILESIZEBITS,
 #define _PC_FILESIZEBITS		_PC_FILESIZEBITS
+    _PC_REC_INCR_XFER_SIZE,
+#define _PC_REC_INCR_XFER_SIZE		_PC_REC_INCR_XFER_SIZE
+    _PC_REC_MAX_XFER_SIZE,
+#define _PC_REC_MAX_XFER_SIZE		_PC_REC_MAX_XFER_SIZE
+    _PC_REC_MIN_XFER_SIZE,
+#define _PC_REC_MIN_XFER_SIZE		_PC_REC_MIN_XFER_SIZE
+    _PC_REC_XFER_ALIGN,
+#define _PC_REC_XFER_ALIGN		_PC_REC_XFER_ALIGN
+    _PC_ALLOC_SIZE_MIN,
+#define _PC_ALLOC_SIZE_MIN		_PC_ALLOC_SIZE_MIN
+    _PC_SYMLINK_MAX
+#define _PC_SYMLINK_MAX			_PC_SYMLINK_MAX
   };
 
 /* Values for the argument to `sysconf'.  */
@@ -185,6 +197,8 @@ enum
 #define	_SC_SELECT			_SC_SELECT
     _SC_UIO_MAXIOV,
 #define	_SC_UIO_MAXIOV			_SC_UIO_MAXIOV
+    _SC_IOV_MAX = _SC_UIO_MAXIOV,
+#define _SC_IOV_MAX			_SC_IOV_MAX
     _SC_PII_INTERNET_STREAM,
 #define	_SC_PII_INTERNET_STREAM		_SC_PII_INTERNET_STREAM
     _SC_PII_INTERNET_DGRAM,
@@ -338,8 +352,114 @@ enum
     _SC_XOPEN_REALTIME_THREADS,
 #define _SC_XOPEN_REALTIME_THREADS	_SC_XOPEN_REALTIME_THREADS
 
-	/* MUST BE LAST VALUE!!! */
-	_UCLIBC_SYSCONF_NUM_VALID_ARGS
+    _SC_ADVISORY_INFO,
+#define _SC_ADVISORY_INFO		_SC_ADVISORY_INFO
+    _SC_BARRIERS,
+#define _SC_BARRIERS			_SC_BARRIERS
+    _SC_BASE,
+#define _SC_BASE			_SC_BASE
+    _SC_C_LANG_SUPPORT,
+#define _SC_C_LANG_SUPPORT		_SC_C_LANG_SUPPORT
+    _SC_C_LANG_SUPPORT_R,
+#define _SC_C_LANG_SUPPORT_R		_SC_C_LANG_SUPPORT_R
+    _SC_CLOCK_SELECTION,
+#define _SC_CLOCK_SELECTION		_SC_CLOCK_SELECTION
+    _SC_CPUTIME,
+#define _SC_CPUTIME			_SC_CPUTIME
+    _SC_THREAD_CPUTIME,
+#define _SC_THREAD_CPUTIME		_SC_THREAD_CPUTIME
+    _SC_DEVICE_IO,
+#define _SC_DEVICE_IO			_SC_DEVICE_IO
+    _SC_DEVICE_SPECIFIC,
+#define _SC_DEVICE_SPECIFIC		_SC_DEVICE_SPECIFIC
+    _SC_DEVICE_SPECIFIC_R,
+#define _SC_DEVICE_SPECIFIC_R		_SC_DEVICE_SPECIFIC_R
+    _SC_FD_MGMT,
+#define _SC_FD_MGMT			_SC_FD_MGMT
+    _SC_FIFO,
+#define _SC_FIFO			_SC_FIFO
+    _SC_PIPE,
+#define _SC_PIPE			_SC_PIPE
+    _SC_FILE_ATTRIBUTES,
+#define _SC_FILE_ATTRIBUTES		_SC_FILE_ATTRIBUTES
+    _SC_FILE_LOCKING,
+#define _SC_FILE_LOCKING		_SC_FILE_LOCKING
+    _SC_FILE_SYSTEM,
+#define _SC_FILE_SYSTEM			_SC_FILE_SYSTEM
+    _SC_MONOTONIC_CLOCK,
+#define _SC_MONOTONIC_CLOCK		_SC_MONOTONIC_CLOCK
+    _SC_MULTI_PROCESS,
+#define _SC_MULTI_PROCESS		_SC_MULTI_PROCESS
+    _SC_SINGLE_PROCESS,
+#define _SC_SINGLE_PROCESS		_SC_SINGLE_PROCESS
+    _SC_NETWORKING,
+#define _SC_NETWORKING			_SC_NETWORKING
+    _SC_READER_WRITER_LOCKS,
+#define _SC_READER_WRITER_LOCKS		_SC_READER_WRITER_LOCKS
+    _SC_SPIN_LOCKS,
+#define _SC_SPIN_LOCKS			_SC_SPIN_LOCKS
+    _SC_REGEXP,
+#define _SC_REGEXP			_SC_REGEXP
+    _SC_REGEX_VERSION,
+#define _SC_REGEX_VERSION		_SC_REGEX_VERSION
+    _SC_SHELL,
+#define _SC_SHELL			_SC_SHELL
+    _SC_SIGNALS,
+#define _SC_SIGNALS			_SC_SIGNALS
+    _SC_SPAWN,
+#define _SC_SPAWN			_SC_SPAWN
+    _SC_SPORADIC_SERVER,
+#define _SC_SPORADIC_SERVER		_SC_SPORADIC_SERVER
+    _SC_THREAD_SPORADIC_SERVER,
+#define _SC_THREAD_SPORADIC_SERVER	_SC_THREAD_SPORADIC_SERVER
+    _SC_SYSTEM_DATABASE,
+#define _SC_SYSTEM_DATABASE		_SC_SYSTEM_DATABASE
+    _SC_SYSTEM_DATABASE_R,
+#define _SC_SYSTEM_DATABASE_R		_SC_SYSTEM_DATABASE_R
+    _SC_TIMEOUTS,
+#define _SC_TIMEOUTS			_SC_TIMEOUTS
+    _SC_TYPED_MEMORY_OBJECTS,
+#define _SC_TYPED_MEMORY_OBJECTS	_SC_TYPED_MEMORY_OBJECTS
+    _SC_USER_GROUPS,
+#define _SC_USER_GROUPS			_SC_USER_GROUPS
+    _SC_USER_GROUPS_R,
+#define _SC_USER_GROUPS_R		_SC_USER_GROUPS_R
+    _SC_2_PBS,
+#define _SC_2_PBS			_SC_2_PBS
+    _SC_2_PBS_ACCOUNTING,
+#define _SC_2_PBS_ACCOUNTING		_SC_2_PBS_ACCOUNTING
+    _SC_2_PBS_LOCATE,
+#define _SC_2_PBS_LOCATE		_SC_2_PBS_LOCATE
+    _SC_2_PBS_MESSAGE,
+#define _SC_2_PBS_MESSAGE		_SC_2_PBS_MESSAGE
+    _SC_2_PBS_TRACK,
+#define _SC_2_PBS_TRACK			_SC_2_PBS_TRACK
+    _SC_SYMLOOP_MAX,
+#define _SC_SYMLOOP_MAX			_SC_SYMLOOP_MAX
+    _SC_STREAMS,
+#define _SC_STREAMS			_SC_STREAMS
+    _SC_2_PBS_CHECKPOINT,
+#define _SC_2_PBS_CHECKPOINT		_SC_2_PBS_CHECKPOINT
+
+    _SC_V6_ILP32_OFF32,
+#define _SC_V6_ILP32_OFF32		_SC_V6_ILP32_OFF32
+    _SC_V6_ILP32_OFFBIG,
+#define _SC_V6_ILP32_OFFBIG		_SC_V6_ILP32_OFFBIG
+    _SC_V6_LP64_OFF64,
+#define _SC_V6_LP64_OFF64		_SC_V6_LP64_OFF64
+    _SC_V6_LPBIG_OFFBIG,
+#define _SC_V6_LPBIG_OFFBIG		_SC_V6_LPBIG_OFFBIG
+
+    _SC_HOST_NAME_MAX,
+#define _SC_HOST_NAME_MAX		_SC_HOST_NAME_MAX
+    _SC_TRACE,
+#define _SC_TRACE			_SC_TRACE
+    _SC_TRACE_EVENT_FILTER,
+#define _SC_TRACE_EVENT_FILTER		_SC_TRACE_EVENT_FILTER
+    _SC_TRACE_INHERIT,
+#define _SC_TRACE_INHERIT		_SC_TRACE_INHERIT
+    _SC_TRACE_LOG
+#define _SC_TRACE_LOG			_SC_TRACE_LOG
   };
 
 #if (defined __USE_POSIX2 || defined __USE_UNIX98 \
@@ -348,64 +468,99 @@ enum
 /* Values for the NAME argument to `confstr'.  */
 enum
   {
-    _CS_PATH			/* The default search path.  */
+    _CS_PATH,			/* The default search path.  */
 #define _CS_PATH		_CS_PATH
 
-#if (defined __USE_FILE_OFFSET64 || defined __USE_LARGEFILE64 \
+# if (defined __USE_FILE_OFFSET64 || defined __USE_LARGEFILE64 \
      || defined __USE_LARGEFILE)
-    ,
     _CS_LFS_CFLAGS = 1000,
-# define _CS_LFS_CFLAGS		_CS_LFS_CFLAGS
+#  define _CS_LFS_CFLAGS		_CS_LFS_CFLAGS
     _CS_LFS_LDFLAGS,
-# define _CS_LFS_LDFLAGS	_CS_LFS_LDFLAGS
+#  define _CS_LFS_LDFLAGS	_CS_LFS_LDFLAGS
     _CS_LFS_LIBS,
-# define _CS_LFS_LIBS		_CS_LFS_LIBS
+#  define _CS_LFS_LIBS		_CS_LFS_LIBS
     _CS_LFS_LINTFLAGS,
-# define _CS_LFS_LINTFLAGS	_CS_LFS_LINTFLAGS
+#  define _CS_LFS_LINTFLAGS	_CS_LFS_LINTFLAGS
     _CS_LFS64_CFLAGS,
-# define _CS_LFS64_CFLAGS	_CS_LFS64_CFLAGS
+#  define _CS_LFS64_CFLAGS	_CS_LFS64_CFLAGS
     _CS_LFS64_LDFLAGS,
-# define _CS_LFS64_LDFLAGS	_CS_LFS64_LDFLAGS
+#  define _CS_LFS64_LDFLAGS	_CS_LFS64_LDFLAGS
     _CS_LFS64_LIBS,
-# define _CS_LFS64_LIBS		_CS_LFS64_LIBS
-    _CS_LFS64_LINTFLAGS
-# define _CS_LFS64_LINTFLAGS	_CS_LFS64_LINTFLAGS
-#endif
+#  define _CS_LFS64_LIBS		_CS_LFS64_LIBS
+    _CS_LFS64_LINTFLAGS,
+#  define _CS_LFS64_LINTFLAGS	_CS_LFS64_LINTFLAGS
+# endif
 
-#ifdef __USE_UNIX98
-    ,
+# ifdef __USE_UNIX98
     _CS_XBS5_ILP32_OFF32_CFLAGS = 1100,
-# define _CS_XBS5_ILP32_OFF32_CFLAGS _CS_XBS5_ILP32_OFF32_CFLAGS
+#  define _CS_XBS5_ILP32_OFF32_CFLAGS _CS_XBS5_ILP32_OFF32_CFLAGS
     _CS_XBS5_ILP32_OFF32_LDFLAGS,
-# define _CS_XBS5_ILP32_OFF32_LDFLAGS _CS_XBS5_ILP32_OFF32_LDFLAGS
+#  define _CS_XBS5_ILP32_OFF32_LDFLAGS _CS_XBS5_ILP32_OFF32_LDFLAGS
     _CS_XBS5_ILP32_OFF32_LIBS,
-# define _CS_XBS5_ILP32_OFF32_LIBS _CS_XBS5_ILP32_OFF32_LIBS
+#  define _CS_XBS5_ILP32_OFF32_LIBS _CS_XBS5_ILP32_OFF32_LIBS
     _CS_XBS5_ILP32_OFF32_LINTFLAGS,
-# define _CS_XBS5_ILP32_OFF32_LINTFLAGS _CS_XBS5_ILP32_OFF32_LINTFLAGS
+#  define _CS_XBS5_ILP32_OFF32_LINTFLAGS _CS_XBS5_ILP32_OFF32_LINTFLAGS
     _CS_XBS5_ILP32_OFFBIG_CFLAGS,
-# define _CS_XBS5_ILP32_OFFBIG_CFLAGS _CS_XBS5_ILP32_OFFBIG_CFLAGS
+#  define _CS_XBS5_ILP32_OFFBIG_CFLAGS _CS_XBS5_ILP32_OFFBIG_CFLAGS
     _CS_XBS5_ILP32_OFFBIG_LDFLAGS,
-# define _CS_XBS5_ILP32_OFFBIG_LDFLAGS _CS_XBS5_ILP32_OFFBIG_LDFLAGS
+#  define _CS_XBS5_ILP32_OFFBIG_LDFLAGS _CS_XBS5_ILP32_OFFBIG_LDFLAGS
     _CS_XBS5_ILP32_OFFBIG_LIBS,
-# define _CS_XBS5_ILP32_OFFBIG_LIBS _CS_XBS5_ILP32_OFFBIG_LIBS
+#  define _CS_XBS5_ILP32_OFFBIG_LIBS _CS_XBS5_ILP32_OFFBIG_LIBS
     _CS_XBS5_ILP32_OFFBIG_LINTFLAGS,
-# define _CS_XBS5_ILP32_OFFBIG_LINTFLAGS _CS_XBS5_ILP32_OFFBIG_LINTFLAGS
+#  define _CS_XBS5_ILP32_OFFBIG_LINTFLAGS _CS_XBS5_ILP32_OFFBIG_LINTFLAGS
     _CS_XBS5_LP64_OFF64_CFLAGS,
-# define _CS_XBS5_LP64_OFF64_CFLAGS _CS_XBS5_LP64_OFF64_CFLAGS
+#  define _CS_XBS5_LP64_OFF64_CFLAGS _CS_XBS5_LP64_OFF64_CFLAGS
     _CS_XBS5_LP64_OFF64_LDFLAGS,
-# define _CS_XBS5_LP64_OFF64_LDFLAGS _CS_XBS5_LP64_OFF64_LDFLAGS
+#  define _CS_XBS5_LP64_OFF64_LDFLAGS _CS_XBS5_LP64_OFF64_LDFLAGS
     _CS_XBS5_LP64_OFF64_LIBS,
-# define _CS_XBS5_LP64_OFF64_LIBS _CS_XBS5_LP64_OFF64_LIBS
+#  define _CS_XBS5_LP64_OFF64_LIBS _CS_XBS5_LP64_OFF64_LIBS
     _CS_XBS5_LP64_OFF64_LINTFLAGS,
-# define _CS_XBS5_LP64_OFF64_LINTFLAGS _CS_XBS5_LP64_OFF64_LINTFLAGS
+#  define _CS_XBS5_LP64_OFF64_LINTFLAGS _CS_XBS5_LP64_OFF64_LINTFLAGS
     _CS_XBS5_LPBIG_OFFBIG_CFLAGS,
-# define _CS_XBS5_LPBIG_OFFBIG_CFLAGS _CS_XBS5_LPBIG_OFFBIG_CFLAGS
+#  define _CS_XBS5_LPBIG_OFFBIG_CFLAGS _CS_XBS5_LPBIG_OFFBIG_CFLAGS
     _CS_XBS5_LPBIG_OFFBIG_LDFLAGS,
-# define _CS_XBS5_LPBIG_OFFBIG_LDFLAGS _CS_XBS5_LPBIG_OFFBIG_LDFLAGS
+#  define _CS_XBS5_LPBIG_OFFBIG_LDFLAGS _CS_XBS5_LPBIG_OFFBIG_LDFLAGS
     _CS_XBS5_LPBIG_OFFBIG_LIBS,
-# define _CS_XBS5_LPBIG_OFFBIG_LIBS _CS_XBS5_LPBIG_OFFBIG_LIBS
-    _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
-# define _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
-#endif
+#  define _CS_XBS5_LPBIG_OFFBIG_LIBS _CS_XBS5_LPBIG_OFFBIG_LIBS
+    _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS,
+#  define _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
+# endif
+# ifdef __USE_XOPEN2K
+    _CS_POSIX_V6_ILP32_OFF32_CFLAGS,
+#  define _CS_POSIX_V6_ILP32_OFF32_CFLAGS _CS_POSIX_V6_ILP32_OFF32_CFLAGS
+    _CS_POSIX_V6_ILP32_OFF32_LDFLAGS,
+#  define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS _CS_POSIX_V6_ILP32_OFF32_LDFLAGS
+    _CS_POSIX_V6_ILP32_OFF32_LIBS,
+#  define _CS_POSIX_V6_ILP32_OFF32_LIBS _CS_POSIX_V6_ILP32_OFF32_LIBS
+    _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS,
+#  define _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS
+    _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS,
+#  define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS
+    _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS,
+#  define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS
+    _CS_POSIX_V6_ILP32_OFFBIG_LIBS,
+#  define _CS_POSIX_V6_ILP32_OFFBIG_LIBS _CS_POSIX_V6_ILP32_OFFBIG_LIBS
+    _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS,
+#  define _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS
+    _CS_POSIX_V6_LP64_OFF64_CFLAGS,
+#  define _CS_POSIX_V6_LP64_OFF64_CFLAGS _CS_POSIX_V6_LP64_OFF64_CFLAGS
+    _CS_POSIX_V6_LP64_OFF64_LDFLAGS,
+#  define _CS_POSIX_V6_LP64_OFF64_LDFLAGS _CS_POSIX_V6_LP64_OFF64_LDFLAGS
+    _CS_POSIX_V6_LP64_OFF64_LIBS,
+#  define _CS_POSIX_V6_LP64_OFF64_LIBS _CS_POSIX_V6_LP64_OFF64_LIBS
+    _CS_POSIX_V6_LP64_OFF64_LINTFLAGS,
+#  define _CS_POSIX_V6_LP64_OFF64_LINTFLAGS _CS_POSIX_V6_LP64_OFF64_LINTFLAGS
+    _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS,
+#  define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS
+    _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS,
+#  define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS
+    _CS_POSIX_V6_LPBIG_OFFBIG_LIBS,
+#  define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS _CS_POSIX_V6_LPBIG_OFFBIG_LIBS
+    _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS,
+#  define _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS
+# endif
+
+    _CS_V6_WIDTH_RESTRICTED_ENVS
+# define _CS_V6_WIDTH_RESTRICTED_ENVS	_CS_V6_WIDTH_RESTRICTED_ENVS
   };
 #endif
diff --git a/libc/sysdeps/linux/i386/bits/dirent.h b/libc/sysdeps/linux/i386/bits/dirent.h
index 1754c7cbe..e299c7784 100644
--- a/libc/sysdeps/linux/i386/bits/dirent.h
+++ b/libc/sysdeps/linux/i386/bits/dirent.h
@@ -2,29 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-/*
- * June 25, 2001
- *
- * Removed d_type support for dirent and undefined _DIRENT_HAVE_D_TYPE;
- * i.e. match the kernel structs and avoid any translation for now.
- * Note: glibc fakes d_type for the dirent case.
- * Note: dirent64 still has the d_type field.
- */
+   Lesser General Public License for more details.
 
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _DIRENT_H
 # error "Never use <bits/dirent.h> directly; include <dirent.h> instead."
@@ -40,6 +30,7 @@ struct dirent
     __off64_t d_off;
 #endif
     unsigned short int d_reclen;
+    //unsigned char d_type;
     char d_name[256];		/* We must not include limits.h! */
   };
 
@@ -49,7 +40,7 @@ struct dirent64
     __ino64_t d_ino;
     __off64_t d_off;
     unsigned short int d_reclen;
-    unsigned char d_type;
+    //unsigned char d_type;
     char d_name[256];		/* We must not include limits.h! */
   };
 #endif
@@ -59,4 +50,4 @@ struct dirent64
 #undef  _DIRENT_HAVE_D_NAMLEN
 #define _DIRENT_HAVE_D_RECLEN
 #define _DIRENT_HAVE_D_OFF
-#undef  _DIRENT_HAVE_D_TYPE
+#undef _DIRENT_HAVE_D_TYPE
diff --git a/libc/sysdeps/linux/i386/bits/dlfcn.h b/libc/sysdeps/linux/i386/bits/dlfcn.h
index f5983d706..2525fa3d9 100644
--- a/libc/sysdeps/linux/i386/bits/dlfcn.h
+++ b/libc/sysdeps/linux/i386/bits/dlfcn.h
@@ -1,37 +1,59 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _DLFCN_H
 # error "Never use <bits/dlfcn.h> directly; include <dlfcn.h> instead."
 #endif
 
 /* The MODE argument to `dlopen' contains one of the following: */
-#define RTLD_LAZY	0x001	/* Lazy function call binding.  */
-#define RTLD_NOW	0x002	/* Immediate function call binding.  */
-#define	RTLD_BINDING_MASK 0x3	/* Mask of binding time value.  */
+#define RTLD_LAZY	0x00001	/* Lazy function call binding.  */
+#define RTLD_NOW	0x00002	/* Immediate function call binding.  */
+#define	RTLD_BINDING_MASK   0x3	/* Mask of binding time value.  */
+#define RTLD_NOLOAD	0x00004	/* Do not load the object.  */
 
 /* If the following bit is set in the MODE argument to `dlopen',
    the symbols of the loaded object and its dependencies are made
    visible as if the object were linked directly into the program.  */
-#define RTLD_GLOBAL	0x100
+#define RTLD_GLOBAL	0x00100
 
 /* Unix98 demands the following flag which is the inverse to RTLD_GLOBAL.
    The implementation does this by default and so we can define the
    value to zero.  */
 #define RTLD_LOCAL	0
+
+/* Do not delete object when closed.  */
+#define RTLD_NODELETE	0x01000
+
+#ifdef __USE_GNU
+/* To support profiling of shared objects it is a good idea to call
+   the function found using `dlsym' using the following macro since
+   these calls do not use the PLT.  But this would mean the dynamic
+   loader has no chance to find out when the function is called.  The
+   macro applies the necessary magic so that profiling is possible.
+   Rewrite
+	foo = (*fctp) (arg1, arg2);
+   into
+        foo = DL_CALL_FCT (fctp, (arg1, arg2));
+*/
+# define DL_CALL_FCT(fctp, args) \
+  (_dl_mcount_wrapper_check (fctp), (*(fctp)) args)
+
+/* This function calls the profiling functions.  */
+extern void _dl_mcount_wrapper_check (void *__selfpc) __THROW;
+#endif
diff --git a/libc/sysdeps/linux/i386/bits/elfclass.h b/libc/sysdeps/linux/i386/bits/elfclass.h
index bb4dd545c..180227d9e 100644
--- a/libc/sysdeps/linux/i386/bits/elfclass.h
+++ b/libc/sysdeps/linux/i386/bits/elfclass.h
@@ -9,3 +9,6 @@
 #include <bits/wordsize.h>
 
 #define __ELF_NATIVE_CLASS __WORDSIZE
+
+/* The entries in the .hash table always have a size of 32 bits.  */
+typedef uint32_t Elf_Symndx;
diff --git a/libc/sysdeps/linux/i386/bits/environments.h b/libc/sysdeps/linux/i386/bits/environments.h
index f3af20655..c3829927b 100644
--- a/libc/sysdeps/linux/i386/bits/environments.h
+++ b/libc/sysdeps/linux/i386/bits/environments.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _UNISTD_H
 # error "Never include this file directly.  Use <unistd.h> instead"
@@ -27,32 +27,48 @@
    `-1' means it is never supported.  Undefined means it cannot be
    statically decided.
 
-   _XBS5_ILP32_OFF32	32bit int, long, pointers, and off_t type
-   _XBS5_ILP32_OFFBIG	32bit int, long, and pointers and larger off_t type
+   _POSIX_V6_ILP32_OFF32   32bit int, long, pointers, and off_t type
+   _POSIX_V6_ILP32_OFFBIG  32bit int, long, and pointers and larger off_t type
 
-   _XBS5_LP64_OFF32	64bit long and pointers and 32bit off_t type
-   _XBS5_LPBIG_OFFBIG	64bit long and pointers and large off_t type
+   _POSIX_V6_LP64_OFF32	   64bit long and pointers and 32bit off_t type
+   _POSIX_V6_LPBIG_OFFBIG  64bit long and pointers and large off_t type
+
+   The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+   _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+   and are available only for compatibility.
 */
 
 #if __WORDSIZE == 64
 
 /* We can never provide environments with 32-bit wide pointers.  */
+# define _POSIX_V6_ILP32_OFF32	-1
+# define _POSIX_V6_ILP32_OFFBIG	-1
 # define _XBS5_ILP32_OFF32	-1
 # define _XBS5_ILP32_OFFBIG	-1
+/* We also have no use (for now) for an environment with bigger pointers
+   and offsets.  */
+# define _POSIX_V6_LPBIG_OFFBIG	-1
+# define _XBS5_LPBIG_OFFBIG	-1
 
 /* By default we have 64-bit wide `long int', pointers and `off_t'.  */
-# define _XBS5_LP64_OFF32	1
-# define _XBS5_LPBIG_OFFBIG	1
+# define _POSIX_V6_LP64_OFF64	1
+# define _XBS5_LP64_OFF64	1
 
 #else /* __WORDSIZE == 32 */
 
-/* By default we have 32-bit wide `int', `long int', pointers and `off_t'.  */
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+   and all platforms support LFS.  */
+# define _POSIX_V6_ILP32_OFF32	1
+# define _POSIX_V6_ILP32_OFFBIG	1
 # define _XBS5_ILP32_OFF32	1
+# define _XBS5_ILP32_OFFBIG	1
 
 /* We optionally provide an environment with the above size but an 64-bit
    side `off_t'.  Therefore we don't define _XBS5_ILP32_OFFBIG.  */
 
 /* We can never provide environments with 64-bit wide pointers.  */
+# define _POSIX_V6_LP64_OFF64	-1
+# define _POSIX_V6_LPBIG_OFFBIG	-1
 # define _XBS5_LP64_OFF64	-1
 # define _XBS5_LPBIG_OFFBIG	-1
 
diff --git a/libc/sysdeps/linux/i386/bits/errno.h b/libc/sysdeps/linux/i386/bits/errno.h
index 992358eb7..ac59d4c9d 100644
--- a/libc/sysdeps/linux/i386/bits/errno.h
+++ b/libc/sysdeps/linux/i386/bits/errno.h
@@ -1,21 +1,21 @@
 /* Error constants.  Linux specific version.
-   Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifdef _ERRNO_H
 
@@ -24,8 +24,6 @@
 # undef ERANGE
 # include <linux/errno.h>
 
-__BEGIN_DECLS
-
 /* Linux has no ENOTSUP error code.  */
 # define ENOTSUP EOPNOTSUPP
 
@@ -38,7 +36,7 @@ __BEGIN_DECLS
 extern int errno;
 
 /* Function to get address of global `errno' variable.  */
-extern int *__errno_location __P ((void)) __attribute__ ((__const__));
+extern int *__errno_location (void) __THROW __attribute__ ((__const__));
 
 #  if defined _LIBC
 /* We wouldn't need a special macro anymore but it is history.  */
@@ -52,12 +50,10 @@ extern int *__errno_location __P ((void)) __attribute__ ((__const__));
 # endif /* !__ASSEMBLER__ */
 #endif /* _ERRNO_H */
 
-__END_DECLS
-
 #if !defined _ERRNO_H && defined __need_Emath
 /* This is ugly but the kernel header is not clean enough.  We must
-   define only the values EDOM and ERANGE in case __need_Emath is
-   defined.  The value is the same for all Linux ports.  */
+   define only the values EDOM, EILSEQ and ERANGE in case __need_Emath is
+   defined.  */
 # define EDOM	33	/* Math argument out of domain of function.  */
 # define EILSEQ	84	/* Illegal byte sequence.  */
 # define ERANGE	34	/* Math result not representable.  */
diff --git a/libc/sysdeps/linux/i386/bits/fcntl.h b/libc/sysdeps/linux/i386/bits/fcntl.h
index d47a66191..36b504a54 100644
--- a/libc/sysdeps/linux/i386/bits/fcntl.h
+++ b/libc/sysdeps/linux/i386/bits/fcntl.h
@@ -1,21 +1,21 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef	_FCNTL_H
 # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
@@ -42,17 +42,17 @@
 #define O_ASYNC		 020000
 
 #ifdef __USE_GNU
-# define O_DIRECT	 040000	/* Direct disk access.  */
-# define O_DIRECTORY	0200000	/* Must be a directory.  */
-# define O_NOFOLLOW	0400000	/* Do not follow links.  */
+# define O_DIRECT	 040000	/* Direct disk access.	*/
+# define O_DIRECTORY	0200000	/* Must be a directory.	 */
+# define O_NOFOLLOW	0400000	/* Do not follow links.	 */
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
    We define the symbols here but let them do the same as O_SYNC since
-   this is a superset.  */
+   this is a superset.	*/
 #if defined __USE_POSIX199309 || defined __USE_UNIX98
 # define O_DSYNC	O_SYNC	/* Synchronize data.  */
-# define O_RSYNC	O_SYNC	/* Synchronize read operations.  */
+# define O_RSYNC	O_SYNC	/* Synchronize read operations.	 */
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -65,16 +65,20 @@
 #define F_SETFD		2	/* Set file descriptor flags.  */
 #define F_GETFL		3	/* Get file status flags.  */
 #define F_SETFL		4	/* Set file status flags.  */
-#define F_GETLK		5	/* Get record locking info.  */
-#define F_SETLK		6	/* Set record locking info (non-blocking).  */
-#define F_SETLKW	7	/* Set record locking info (blocking).  */
-
-/* XXX missing */
-#define F_GETLK64	5	/* Get record locking info.  */
-#define F_SETLK64	6	/* Set record locking info (non-blocking).  */
-#define F_SETLKW64	7	/* Set record locking info (blocking).  */
+#ifndef __USE_FILE_OFFSET64
+# define F_GETLK	5	/* Get record locking info.  */
+# define F_SETLK	6	/* Set record locking info (non-blocking).  */
+# define F_SETLKW	7	/* Set record locking info (blocking).	*/
+#else
+# define F_GETLK	F_GETLK64  /* Get record locking info.	*/
+# define F_SETLK	F_SETLK64  /* Set record locking info (non-blocking).*/
+# define F_SETLKW	F_SETLKW64 /* Set record locking info (blocking).  */
+#endif
+#define F_GETLK64	12	/* Get record locking info.  */
+#define F_SETLK64	13	/* Set record locking info (non-blocking).  */
+#define F_SETLKW64	14	/* Set record locking info (blocking).	*/
 
-#ifdef __USE_BSD
+#if defined __USE_BSD || defined __USE_XOPEN2K
 # define F_SETOWN	8	/* Get owner of socket (receiver of SIGIO).  */
 # define F_GETOWN	9	/* Set owner of socket (receiver of SIGIO).  */
 #endif
@@ -84,20 +88,26 @@
 # define F_GETSIG	11	/* Get number of signal to be sent.  */
 #endif
 
+#ifdef __USE_GNU
+# define F_SETLEASE	1024	/* Set a lease.	 */
+# define F_GETLEASE	1025	/* Enquire what lease is active.  */
+# define F_NOTIFY	1026	/* Request notfications on a directory.	 */
+#endif
+
 /* For F_[GET|SET]FL.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
 #define F_RDLCK		0	/* Read lock.  */
-#define F_WRLCK		1	/* Write lock.  */
-#define F_UNLCK		2	/* Remove lock.  */
+#define F_WRLCK		1	/* Write lock.	*/
+#define F_UNLCK		2	/* Remove lock.	 */
 
-/* for old implementation of bsd flock () */
+/* For old implementation of bsd flock().  */
 #define F_EXLCK		4	/* or 3 */
 #define F_SHLCK		8	/* or 4 */
 
 #ifdef __USE_BSD
-/* operations for bsd flock(), also used by the kernel implementation */
+/* Operations for bsd flock(), also used by the kernel implementation.	*/
 # define LOCK_SH	1	/* shared lock */
 # define LOCK_EX	2	/* exclusive lock */
 # define LOCK_NB	4	/* or'd with one of the above to prevent
@@ -105,9 +115,27 @@
 # define LOCK_UN	8	/* remove lock */
 #endif
 
+#ifdef __USE_GNU
+# define LOCK_MAND	32	/* This is a mandatory flock:	*/
+# define LOCK_READ	64	/* ... which allows concurrent read operations.	 */
+# define LOCK_WRITE	128	/* ... which allows concurrent write operations.  */
+# define LOCK_RW	192	/* ... Which allows concurrent read & write operations.	 */
+#endif
+
+#ifdef __USE_GNU
+/* Types of directory notifications that may be requested with F_NOTIFY.  */
+# define DN_ACCESS	0x00000001	/* File accessed.  */
+# define DN_MODIFY	0x00000002	/* File modified.  */
+# define DN_CREATE	0x00000004	/* File created.  */
+# define DN_DELETE	0x00000008	/* File removed.  */
+# define DN_RENAME	0x00000010	/* File renamed.  */
+# define DN_ATTRIB	0x00000020	/* File changed attibutes.  */
+# define DN_MULTISHOT	0x80000000	/* Don't remove notifier.  */
+#endif
+
 struct flock
   {
-    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
     short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
 #ifndef __USE_FILE_OFFSET64
     __off_t l_start;	/* Offset where the lock begins.  */
@@ -122,7 +150,7 @@ struct flock
 #ifdef __USE_LARGEFILE64
 struct flock64
   {
-    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
     short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
     __off64_t l_start;	/* Offset where the lock begins.  */
     __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
@@ -139,3 +167,13 @@ struct flock64
 # define FNONBLOCK	O_NONBLOCK
 # define FNDELAY	O_NDELAY
 #endif /* Use BSD.  */
+
+/* Advise to `posix_fadvise'.  */
+#ifdef __USE_XOPEN2K
+# define POSIX_FADV_NORMAL	0 /* No further special treatment.  */
+# define POSIX_FADV_RANDOM	1 /* Expect random page references.  */
+# define POSIX_FADV_SEQUENTIAL	2 /* Expect sequential page references.	 */
+# define POSIX_FADV_WILLNEED	3 /* Will need these pages.  */
+# define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
+# define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
+#endif
diff --git a/libc/sysdeps/linux/i386/bits/fenv.h b/libc/sysdeps/linux/i386/bits/fenv.h
index 08bf67609..ef3fcb384 100644
--- a/libc/sysdeps/linux/i386/bits/fenv.h
+++ b/libc/sysdeps/linux/i386/bits/fenv.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _FENV_H
 # error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
@@ -82,9 +82,9 @@ typedef struct
 fenv_t;
 
 /* If the default argument is used we use this value.  */
-#define FE_DFL_ENV	((fenv_t *) -1)
+#define FE_DFL_ENV	((__const fenv_t *) -1)
 
 #ifdef __USE_GNU
 /* Floating-point environment where none of the exception is masked.  */
-# define FE_NOMASK_ENV	((fenv_t *) -2)
+# define FE_NOMASK_ENV	((__const fenv_t *) -2)
 #endif
diff --git a/libc/sysdeps/linux/i386/bits/huge_val.h b/libc/sysdeps/linux/i386/bits/huge_val.h
index 23127b403..43f576d8a 100644
--- a/libc/sysdeps/linux/i386/bits/huge_val.h
+++ b/libc/sysdeps/linux/i386/bits/huge_val.h
@@ -1,22 +1,22 @@
 /* `HUGE_VAL' constants for ix86 (where it is infinity).
    Used by <stdlib.h> and <math.h> functions for overflow.
-   Copyright (C) 1992, 1995, 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _MATH_H
 # error "Never use <bits/huge_val.h> directly; include <math.h> instead."
@@ -26,43 +26,56 @@
 
 /* IEEE positive infinity (-HUGE_VAL is negative infinity).  */
 
-#define	__HUGE_VAL_bytes	{ 0, 0, 0, 0, 0, 0, 0xf0, 0x7f }
+#if __GNUC_PREREQ(2,96)
+# define HUGE_VAL	(__extension__ 0x1.0p2047)
+#else
+# define __HUGE_VAL_bytes	{ 0, 0, 0, 0, 0, 0, 0xf0, 0x7f }
 
-#define __huge_val_t	union { unsigned char __c[8]; double __d; }
-#ifdef	__GNUC__
-# define HUGE_VAL	(__extension__ \
+# define __huge_val_t	union { unsigned char __c[8]; double __d; }
+# ifdef	__GNUC__
+#  define HUGE_VAL	(__extension__ \
 			 ((__huge_val_t) { __c: __HUGE_VAL_bytes }).__d)
-#else	/* Not GCC.  */
+# else	/* Not GCC.  */
 static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
-# define HUGE_VAL	(__huge_val.__d)
-#endif	/* GCC.  */
+#  define HUGE_VAL	(__huge_val.__d)
+# endif	/* GCC.  */
+#endif /* GCC 2.95 */
 
 
-/* ISO C 9X extensions: (float) HUGE_VALF and (long double) HUGE_VALL.  */
+/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL.  */
 
-#ifdef __USE_ISOC9X
+#ifdef __USE_ISOC99
 
-# define __HUGE_VALF_bytes	{ 0, 0, 0x80, 0x7f }
+# if __GNUC_PREREQ(2,96)
 
-# define __huge_valf_t	union { unsigned char __c[4]; float __f; }
-# ifdef	__GNUC__
-#  define HUGE_VALF	(__extension__ \
+#  define HUGE_VALF (__extension__ 0x1.0p255f)
+#  define HUGE_VALL (__extension__ 0x1.0p32767L)
+
+# else
+
+#  define __HUGE_VALF_bytes	{ 0, 0, 0x80, 0x7f }
+
+#  define __huge_valf_t	union { unsigned char __c[4]; float __f; }
+#  ifdef	__GNUC__
+#   define HUGE_VALF	(__extension__ \
 			 ((__huge_valf_t) { __c: __HUGE_VALF_bytes }).__f)
-# else	/* Not GCC.  */
+#  else	/* Not GCC.  */
 static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
-#  define HUGE_VALF	(__huge_valf.__f)
-# endif	/* GCC.  */
+#   define HUGE_VALF	(__huge_valf.__f)
+#  endif	/* GCC.  */
 
 
-# define __HUGE_VALL_bytes	{ 0, 0, 0, 0, 0, 0, 0, 0x80, 0xff, 0x7f, 0, 0 }
+#  define __HUGE_VALL_bytes	{ 0, 0, 0, 0, 0, 0, 0, 0x80, 0xff, 0x7f, 0, 0 }
 
-# define __huge_vall_t	union { unsigned char __c[12]; long double __ld; }
-# ifdef	__GNUC__
-#  define HUGE_VALL	(__extension__ \
+#  define __huge_vall_t	union { unsigned char __c[12]; long double __ld; }
+#  ifdef __GNUC__
+#   define HUGE_VALL	(__extension__ \
 			 ((__huge_vall_t) { __c: __HUGE_VALL_bytes }).__ld)
-# else	/* Not GCC.  */
+#  else	/* Not GCC.  */
 static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
-#  define HUGE_VALL	(__huge_vall.__ld)
-# endif	/* GCC.  */
+#   define HUGE_VALL	(__huge_vall.__ld)
+#  endif /* GCC.  */
+
+# endif /* GCC 2.95 */
 
-#endif	/* __USE_ISOC9X.  */
+#endif	/* __USE_ISOC99.  */
diff --git a/libc/sysdeps/linux/i386/bits/in.h b/libc/sysdeps/linux/i386/bits/in.h
index 38e2a2e00..e6cf57574 100644
--- a/libc/sysdeps/linux/i386/bits/in.h
+++ b/libc/sysdeps/linux/i386/bits/in.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991,92,93,94,95,96,97,98,99 Free Software Foundation, Inc.
+/* Copyright (C) 1991-1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /* Linux version.  */
 
@@ -99,7 +99,7 @@ struct in_pktinfo
 #define IPV6_PKTINFO		2
 #define IPV6_HOPOPTS		3
 #define IPV6_DSTOPTS		4
-#define IPV6_RXSRCRT		5
+#define IPV6_RTHDR		5
 #define IPV6_PKTOPTIONS		6
 #define IPV6_CHECKSUM		7
 #define IPV6_HOPLIMIT		8
@@ -109,14 +109,21 @@ struct in_pktinfo
 #define IPV6_MULTICAST_IF	17
 #define IPV6_MULTICAST_HOPS	18
 #define IPV6_MULTICAST_LOOP	19
-#define IPV6_ADD_MEMBERSHIP	20
-#define IPV6_DROP_MEMBERSHIP	21
+#define IPV6_JOIN_GROUP		20
+#define IPV6_LEAVE_GROUP	21
 #define IPV6_ROUTER_ALERT	22
+#define IPV6_MTU_DISCOVER	23
+#define IPV6_MTU		24
+#define IPV6_RECVERR		25
 
 #define SCM_SRCRT		IPV6_RXSRCRT
 
-#define IPV6_RXHOPOPTS		IPV6_HOPOPTS	/* obsolete name */
-#define IPV6_RXDSTOPTS		IPV6_DSTOPTS	/* obsolete name */
+/* Obsolete synonyms for the above.  */
+#define IPV6_RXHOPOPTS		IPV6_HOPOPTS
+#define IPV6_RXDSTOPTS		IPV6_DSTOPTS
+#define IPV6_ADD_MEMBERSHIP	IPV6_JOIN_GROUP
+#define IPV6_DROP_MEMBERSHIP	IPV6_LEAVE_GROUP
+
 
 /* IPV6_MTU_DISCOVER values.  */
 #define IPV6_PMTUDISC_DONT	0	/* Never send DF frames.  */
@@ -126,3 +133,9 @@ struct in_pktinfo
 /* Socket level values for IPv6.  */
 #define SOL_IPV6        41
 #define SOL_ICMPV6      58
+
+/* Routing header options for IPv6.  */
+#define IPV6_RTHDR_LOOSE	0	/* Hop doesn't need to be neighbour. */
+#define IPV6_RTHDR_STRICT	1	/* Hop must be a neighbour.  */
+
+#define IPV6_RTHDR_TYPE_0	0	/* IPv6 Routing header type 0.  */
diff --git a/libc/sysdeps/linux/i386/bits/ioctl-types.h b/libc/sysdeps/linux/i386/bits/ioctl-types.h
index 59c79df81..e856a04b4 100644
--- a/libc/sysdeps/linux/i386/bits/ioctl-types.h
+++ b/libc/sysdeps/linux/i386/bits/ioctl-types.h
@@ -1,21 +1,21 @@
 /* Structure types for pre-termios terminal ioctls.  Linux version.
-   Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1999, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_IOCTL_H
 # error "Never use <bits/ioctl-types.h> directly; include <sys/ioctl.h> instead."
@@ -75,3 +75,4 @@ struct termio
 #define N_SMSBLOCK	12	/* SMS block mode  */
 #define N_HDLC		13	/* synchronous HDLC  */
 #define N_SYNC_PPP	14	/* synchronous PPP  */
+#define	N_HCI		15	/* Bluetooth HCI UART  */
diff --git a/libc/sysdeps/linux/i386/bits/ioctls.h b/libc/sysdeps/linux/i386/bits/ioctls.h
index c103645f6..b49ca2076 100644
--- a/libc/sysdeps/linux/i386/bits/ioctls.h
+++ b/libc/sysdeps/linux/i386/bits/ioctls.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_IOCTL_H
 # error "Never use <bits/ioctls.h> directly; include <sys/ioctl.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/ipc.h b/libc/sysdeps/linux/i386/bits/ipc.h
index c4e37358e..f1a043fe5 100644
--- a/libc/sysdeps/linux/i386/bits/ipc.h
+++ b/libc/sysdeps/linux/i386/bits/ipc.h
@@ -1,26 +1,26 @@
-/* Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_IPC_H
 # error "Never use <bits/ipc.h> directly; include <sys/ipc.h> instead."
 #endif
 
-#include <sys/types.h>
+#include <bits/types.h>
 
 /* Mode bits for `msgget', `semget', and `shmget'.  */
 #define IPC_CREAT	01000		/* Create key if key does not exist. */
@@ -31,7 +31,9 @@
 #define IPC_RMID	0		/* Remove identifier.  */
 #define IPC_SET		1		/* Set `ipc_perm' options.  */
 #define IPC_STAT	2		/* Get `ipc_perm' options.  */
-#define IPC_INFO	3		/* See ipcs.  */
+#ifdef __USE_GNU
+# define IPC_INFO	3		/* See ipcs.  */
+#endif
 
 /* Special key values.  */
 #define IPC_PRIVATE	((__key_t) 0)	/* Private key.  */
@@ -41,10 +43,14 @@
 struct ipc_perm
   {
     __key_t __key;			/* Key.  */
-    unsigned short int uid;		/* Owner's user ID.  */
-    unsigned short int gid;		/* Owner's group ID.  */
-    unsigned short int cuid;		/* Creator's user ID.  */
-    unsigned short int cgid;		/* Creator's group ID.  */
+    __uid_t uid;			/* Owner's user ID.  */
+    __gid_t gid;			/* Owner's group ID.  */
+    __uid_t cuid;			/* Creator's user ID.  */
+    __gid_t cgid;			/* Creator's group ID.  */
     unsigned short int mode;		/* Read/write permission.  */
+    unsigned short int __pad1;
     unsigned short int __seq;		/* Sequence number.  */
+    unsigned short int __pad2;
+    unsigned long int __unused1;
+    unsigned long int __unused2;
   };
diff --git a/libc/sysdeps/linux/i386/bits/libc-lock.h b/libc/sysdeps/linux/i386/bits/libc-lock.h
index a14cea1aa..dbd9cc14f 100644
--- a/libc/sysdeps/linux/i386/bits/libc-lock.h
+++ b/libc/sysdeps/linux/i386/bits/libc-lock.h
@@ -1,5 +1,5 @@
 /* libc-internal interface for mutex locks.  LinuxThreads version.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,8 +25,10 @@
 /* Mutex type.  */
 #ifdef _LIBC
 typedef pthread_mutex_t __libc_lock_t;
+typedef pthread_rwlock_t __libc_rwlock_t;
 #else
 typedef struct __libc_lock_opaque__ __libc_lock_t;
+typedef struct __libc_rwlock_opaque__ __libc_rwlock_t;
 #endif
 
 /* Type for key to thread-specific data.  */
@@ -41,15 +43,28 @@ typedef pthread_key_t __libc_key_t;
    of libc.  */
 #define __libc_lock_define(CLASS,NAME) \
   CLASS __libc_lock_t NAME;
+#define __libc_rwlock_define(CLASS,NAME) \
+  CLASS __libc_rwlock_t NAME;
 
 /* Define an initialized lock variable NAME with storage class CLASS.
 
-   For the C library we take a deeper look at the initializer.  For this
-   implementation all fields are initialized to zero.  Therefore we
-   don't initialize the variable which allows putting it into the BSS
-   section.  */
-#define __libc_lock_define_initialized(CLASS,NAME) \
+   For the C library we take a deeper look at the initializer.  For
+   this implementation all fields are initialized to zero.  Therefore
+   we don't initialize the variable which allows putting it into the
+   BSS section.  (Except on PA-RISC and other odd architectures, where
+   initialized locks must be set to one due to the lack of normal
+   atomic operations.) */
+
+#if __LT_SPINLOCK_INIT == 0
+#  define __libc_lock_define_initialized(CLASS,NAME) \
   CLASS __libc_lock_t NAME;
+#else
+#  define __libc_lock_define_initialized(CLASS,NAME) \
+  CLASS __libc_lock_t NAME = PTHREAD_MUTEX_INITIALIZER;
+#endif
+
+#define __libc_rwlock_define_initialized(CLASS,NAME) \
+  CLASS __libc_rwlock_t NAME = PTHREAD_RWLOCK_INITIALIZER;
 
 /* Define an initialized recursive lock variable NAME with storage
    class CLASS.  */
@@ -60,6 +75,8 @@ typedef pthread_key_t __libc_key_t;
    state.  */
 #define __libc_lock_init(NAME) \
   (__pthread_mutex_init != NULL ? __pthread_mutex_init (&(NAME), NULL) : 0);
+#define __libc_rwlock_init(NAME) \
+  (__pthread_rwlock_init != NULL ? __pthread_rwlock_init (&(NAME), NULL) : 0);
 
 /* Same as last but this time we initialize a recursive mutex.  */
 #define __libc_lock_init_recursive(NAME) \
@@ -79,6 +96,8 @@ typedef pthread_key_t __libc_key_t;
    called on a lock variable before the containing storage is reused.  */
 #define __libc_lock_fini(NAME) \
   (__pthread_mutex_destroy != NULL ? __pthread_mutex_destroy (&(NAME)) : 0);
+#define __libc_rwlock_fini(NAME) \
+  (__pthread_rwlock_destroy != NULL ? __pthread_rwlock_destroy (&(NAME)) : 0);
 
 /* Finalize recursive named lock.  */
 #define __libc_lock_fini_recursive(NAME) __libc_lock_fini (NAME)
@@ -86,6 +105,10 @@ typedef pthread_key_t __libc_key_t;
 /* Lock the named lock variable.  */
 #define __libc_lock_lock(NAME) \
   (__pthread_mutex_lock != NULL ? __pthread_mutex_lock (&(NAME)) : 0);
+#define __libc_rwlock_rdlock(NAME) \
+  (__pthread_rwlock_rdlock != NULL ? __pthread_rwlock_rdlock (&(NAME)) : 0);
+#define __libc_rwlock_wrlock(NAME) \
+  (__pthread_rwlock_wrlock != NULL ? __pthread_rwlock_wrlock (&(NAME)) : 0);
 
 /* Lock the recursive named lock variable.  */
 #define __libc_lock_lock_recursive(NAME) __libc_lock_lock (NAME)
@@ -93,6 +116,12 @@ typedef pthread_key_t __libc_key_t;
 /* Try to lock the named lock variable.  */
 #define __libc_lock_trylock(NAME) \
   (__pthread_mutex_trylock != NULL ? __pthread_mutex_trylock (&(NAME)) : 0)
+#define __libc_rwlock_tryrdlock(NAME) \
+  (__pthread_rwlock_tryrdlock != NULL \
+   ? __pthread_rwlock_tryrdlock (&(NAME)) : 0)
+#define __libc_rwlock_trywrlock(NAME) \
+  (__pthread_rwlock_trywrlock != NULL \
+   ? __pthread_rwlock_trywrlock (&(NAME)) : 0)
 
 /* Try to lock the recursive named lock variable.  */
 #define __libc_lock_trylock_recursive(NAME) __libc_lock_trylock (NAME)
@@ -100,6 +129,8 @@ typedef pthread_key_t __libc_key_t;
 /* Unlock the named lock variable.  */
 #define __libc_lock_unlock(NAME) \
   (__pthread_mutex_unlock != NULL ? __pthread_mutex_unlock (&(NAME)) : 0);
+#define __libc_rwlock_unlock(NAME) \
+  (__pthread_rwlock_unlock != NULL ? __pthread_rwlock_unlock (&(NAME)) : 0);
 
 /* Unlock the recursive named lock variable.  */
 #define __libc_lock_unlock_recursive(NAME) __libc_lock_unlock (NAME)
@@ -121,9 +152,9 @@ typedef pthread_key_t __libc_key_t;
   do {									      \
     if (__pthread_once != NULL)						      \
       __pthread_once (&(ONCE_CONTROL), (INIT_FUNCTION));		      \
-    else if ((ONCE_CONTROL) == 0) {					      \
+    else if ((ONCE_CONTROL) == PTHREAD_ONCE_INIT) {			      \
       INIT_FUNCTION ();							      \
-      (ONCE_CONTROL) = 1;						      \
+      (ONCE_CONTROL) = !PTHREAD_ONCE_INIT;				      \
     }									      \
   } while (0)
 
@@ -166,27 +197,93 @@ typedef pthread_key_t __libc_key_t;
 #define __libc_atfork(PREPARE, PARENT, CHILD) \
   (__pthread_atfork != NULL ? __pthread_atfork (PREPARE, PARENT, CHILD) : 0)
 
+/* Functions that are used by this file and are internal to the GNU C
+   library.  */
+
+extern int __pthread_mutex_init (pthread_mutex_t *__mutex,
+				 __const pthread_mutexattr_t *__mutex_attr);
+
+extern int __pthread_mutex_destroy (pthread_mutex_t *__mutex);
+
+extern int __pthread_mutex_trylock (pthread_mutex_t *__mutex);
+
+extern int __pthread_mutex_lock (pthread_mutex_t *__mutex);
+
+extern int __pthread_mutex_unlock (pthread_mutex_t *__mutex);
+
+extern int __pthread_mutexattr_init (pthread_mutexattr_t *__attr);
+
+extern int __pthread_mutexattr_destroy (pthread_mutexattr_t *__attr);
+
+extern int __pthread_mutexattr_settype (pthread_mutexattr_t *__attr,
+					int __kind);
+
+#ifdef __USE_UNIX98
+extern int __pthread_rwlock_init (pthread_rwlock_t *__rwlock,
+				  __const pthread_rwlockattr_t *__attr);
+
+extern int __pthread_rwlock_destroy (pthread_rwlock_t *__rwlock);
+
+extern int __pthread_rwlock_rdlock (pthread_rwlock_t *__rwlock);
+
+extern int __pthread_rwlock_tryrdlock (pthread_rwlock_t *__rwlock);
+
+extern int __pthread_rwlock_wrlock (pthread_rwlock_t *__rwlock);
+
+extern int __pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock);
+
+extern int __pthread_rwlock_unlock (pthread_rwlock_t *__rwlock);
+#endif
+
+extern int __pthread_key_create (pthread_key_t *__key,
+				 void (*__destr_function) (void *));
+
+extern int __pthread_setspecific (pthread_key_t __key,
+				  __const void *__pointer);
+
+extern void *__pthread_getspecific (pthread_key_t __key);
+
+extern int __pthread_once (pthread_once_t *__once_control,
+			   void (*__init_routine) (void));
+
+extern int __pthread_atfork (void (*__prepare) (void),
+			     void (*__parent) (void),
+			     void (*__child) (void));
+
+
 
 /* Make the pthread functions weak so that we can elide them from
    single-threaded processes.  */
 #ifndef __NO_WEAK_PTHREAD_ALIASES
 # ifdef weak_extern
-weak_extern (__pthread_mutex_init)
-weak_extern (__pthread_mutex_destroy)
-weak_extern (__pthread_mutex_lock)
-weak_extern (__pthread_mutex_trylock)
-weak_extern (__pthread_mutex_unlock)
-weak_extern (__pthread_mutexattr_init)
-weak_extern (__pthread_mutexattr_destroy)
-weak_extern (__pthread_mutexattr_settype)
-weak_extern (__pthread_key_create)
-weak_extern (__pthread_setspecific)
-weak_extern (__pthread_getspecific)
-weak_extern (__pthread_once)
+#  if _LIBC
+#   include <bp-sym.h>
+#  else
+#   define BP_SYM (sym) sym
+#  endif
+weak_extern (BP_SYM (__pthread_mutex_init))
+weak_extern (BP_SYM (__pthread_mutex_destroy))
+weak_extern (BP_SYM (__pthread_mutex_lock))
+weak_extern (BP_SYM (__pthread_mutex_trylock))
+weak_extern (BP_SYM (__pthread_mutex_unlock))
+weak_extern (BP_SYM (__pthread_mutexattr_init))
+weak_extern (BP_SYM (__pthread_mutexattr_destroy))
+weak_extern (BP_SYM (__pthread_mutexattr_settype))
+weak_extern (BP_SYM (__pthread_rwlock_init))
+weak_extern (BP_SYM (__pthread_rwlock_destroy))
+weak_extern (BP_SYM (__pthread_rwlock_rdlock))
+weak_extern (BP_SYM (__pthread_rwlock_tryrdlock))
+weak_extern (BP_SYM (__pthread_rwlock_wrlock))
+weak_extern (BP_SYM (__pthread_rwlock_trywrlock))
+weak_extern (BP_SYM (__pthread_rwlock_unlock))
+weak_extern (BP_SYM (__pthread_key_create))
+weak_extern (BP_SYM (__pthread_setspecific))
+weak_extern (BP_SYM (__pthread_getspecific))
+weak_extern (BP_SYM (__pthread_once))
 weak_extern (__pthread_initialize)
 weak_extern (__pthread_atfork)
-weak_extern (_pthread_cleanup_push_defer)
-weak_extern (_pthread_cleanup_pop_restore)
+weak_extern (BP_SYM (_pthread_cleanup_push_defer))
+weak_extern (BP_SYM (_pthread_cleanup_pop_restore))
 # else
 #  pragma weak __pthread_mutex_init
 #  pragma weak __pthread_mutex_destroy
@@ -196,6 +293,12 @@ weak_extern (_pthread_cleanup_pop_restore)
 #  pragma weak __pthread_mutexattr_init
 #  pragma weak __pthread_mutexattr_destroy
 #  pragma weak __pthread_mutexattr_settype
+#  pragma weak __pthread_rwlock_destroy
+#  pragma weak __pthread_rwlock_rdlock
+#  pragma weak __pthread_rwlock_tryrdlock
+#  pragma weak __pthread_rwlock_wrlock
+#  pragma weak __pthread_rwlock_trywrlock
+#  pragma weak __pthread_rwlock_unlock
 #  pragma weak __pthread_key_create
 #  pragma weak __pthread_setspecific
 #  pragma weak __pthread_getspecific
diff --git a/libc/sysdeps/linux/i386/bits/local_lim.h b/libc/sysdeps/linux/i386/bits/local_lim.h
index 545a90b2e..0a7c83706 100644
--- a/libc/sysdeps/linux/i386/bits/local_lim.h
+++ b/libc/sysdeps/linux/i386/bits/local_lim.h
@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux version.
-   Copyright (C) 1993, 94, 95, 96, 97, 98 Free Software Foundation, Inc.
+   Copyright (C) 1993, 94, 95, 96, 97, 98, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -17,11 +17,20 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-/* The kernel header pollutes the namespace with the NR_OPEN symbol.
-   Remove this after including the header if necessary.  */
+/* The kernel header pollutes the namespace with the NR_OPEN symbol
+   and defines LINK_MAX although filesystems have different maxima.  A
+   similar thing is true for OPEN_MAX: the limit can be changed at
+   runtime and therefore the macro must not be defined.  Remove this
+   after including the header if necessary.  */
 #ifndef NR_OPEN
 # define __undef_NR_OPEN
 #endif
+#ifndef LINK_MAX
+# define __undef_LINK_MAX
+#endif
+#ifndef OPEN_MAX
+# define __undef_OPEN_MAX
+#endif
 
 /* The kernel sources contain a file with all the needed information.  */
 #include <linux/limits.h>
@@ -31,6 +40,16 @@
 # undef NR_OPEN
 # undef __undef_NR_OPEN
 #endif
+/* Have to remove LINK_MAX?  */
+#ifdef __undef_LINK_MAX
+# undef LINK_MAX
+# undef __undef_LINK_MAX
+#endif
+/* Have to remove OPEN_MAX?  */
+#ifdef __undef_OPEN_MAX
+# undef OPEN_MAX
+# undef __undef_OPEN_MAX
+#endif
 
 /* The number of data keys per process.  */
 #define _POSIX_THREAD_KEYS_MAX	128
@@ -53,3 +72,6 @@
 
 /* Minimum size for a thread.  We are free to choose a reasonable value.  */
 #define PTHREAD_STACK_MIN	16384
+
+/* Maximum number of POSIX timers available.  */
+#define TIMER_MAX	256
diff --git a/libc/sysdeps/linux/i386/bits/locale.h b/libc/sysdeps/linux/i386/bits/locale.h
index b15a9b0d7..50064b53e 100644
--- a/libc/sysdeps/linux/i386/bits/locale.h
+++ b/libc/sysdeps/linux/i386/bits/locale.h
@@ -3,19 +3,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #if !defined _LOCALE_H && !defined _LANGINFO_H
 # error "Never use <bits/locale.h> directly; include <locale.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/mathcalls.h b/libc/sysdeps/linux/i386/bits/mathcalls.h
index f261ace0f..c1181f737 100644
--- a/libc/sysdeps/linux/i386/bits/mathcalls.h
+++ b/libc/sysdeps/linux/i386/bits/mathcalls.h
@@ -1,21 +1,21 @@
 /* Prototype declarations for math functions; helper file for <math.h>.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /* NOTE: Because of the special way this file is used by <math.h>, this
    file must NOT be protected from multiple inclusion as header files
@@ -47,7 +47,6 @@
  #error "Never include <bits/mathcalls.h> directly; include <math.h> instead."
 #endif
 
-__BEGIN_DECLS
 
 /* Trigonometric functions.  */
 
@@ -82,7 +81,7 @@ __MATHCALL (sinh,, (_Mdouble_ __x));
 /* Hyperbolic tangent of X.  */
 __MATHCALL (tanh,, (_Mdouble_ __x));
 
-#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
 /* Hyperbolic arc cosine of X.  */
 __MATHCALL (acosh,, (_Mdouble_ __x));
 /* Hyperbolic arc sine of X.  */
@@ -118,7 +117,7 @@ __MATHCALL (log10,, (_Mdouble_ __x));
 /* Break VALUE into integral and fractional parts.  */
 __MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr));
 
-#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
 /* Return exp(X) - 1.  */
 __MATHCALL (expm1,, (_Mdouble_ __x));
 
@@ -129,7 +128,7 @@ __MATHCALL (log1p,, (_Mdouble_ __x));
 __MATHCALL (logb,, (_Mdouble_ __x));
 #endif
 
-#ifdef __USE_ISOC9X
+#ifdef __USE_ISOC99
 /* Compute base-2 exponential of X.  */
 __MATHCALL (exp2,, (_Mdouble_ __x));
 
@@ -146,12 +145,12 @@ __MATHCALL (pow,, (_Mdouble_ __x, _Mdouble_ __y));
 /* Return the square root of X.  */
 __MATHCALL (sqrt,, (_Mdouble_ __x));
 
-#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC99
 /* Return `sqrt(X*X + Y*Y)'.  */
 __MATHCALL (hypot,, (_Mdouble_ __x, _Mdouble_ __y));
 #endif
 
-#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
 /* Return the cube root of X.  */
 __MATHCALL (cbrt,, (_Mdouble_ __x));
 #endif
@@ -187,14 +186,6 @@ __MATHDECL_1 (int,isinf,, (_Mdouble_ __value)) __attribute__ ((__const__));
 /* Return nonzero if VALUE is finite and not NaN.  */
 __MATHDECL_1 (int,finite,, (_Mdouble_ __value)) __attribute__ ((__const__));
 
-/* Deal with an infinite or NaN result.
-   If ERROR is ERANGE, result is +Inf;
-   if ERROR is - ERANGE, result is -Inf;
-   otherwise result is NaN.
-   This will set `errno' to either ERANGE or EDOM,
-   and may return an infinity or NaN, or may do something else.  */
-__MATHCALLX (infnan,, (int __error), (__const__));
-
 /* Return the remainder of X/Y.  */
 __MATHCALL (drem,, (_Mdouble_ __x, _Mdouble_ __y));
 
@@ -203,12 +194,12 @@ __MATHCALL (drem,, (_Mdouble_ __x, _Mdouble_ __y));
 __MATHCALL (significand,, (_Mdouble_ __x));
 #endif /* Use misc.  */
 
-#if defined __USE_MISC || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_ISOC99
 /* Return X with its signed changed to Y's.  */
 __MATHCALLX (copysign,, (_Mdouble_ __x, _Mdouble_ __y), (__const__));
 #endif
 
-#ifdef __USE_ISOC9X
+#ifdef __USE_ISOC99
 /* Return representation of NaN for double type.  */
 __MATHCALLX (nan,, (__const char *__tagb), (__const__));
 #endif
@@ -231,11 +222,14 @@ __MATHCALL (yn,, (int, _Mdouble_));
 #endif
 
 
-#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC99
 /* Error and gamma functions.  */
 __MATHCALL (erf,, (_Mdouble_));
 __MATHCALL (erfc,, (_Mdouble_));
 __MATHCALL (lgamma,, (_Mdouble_));
+#endif
+
+#ifdef __USE_ISOC99
 __MATHCALL (tgamma,, (_Mdouble_));
 #endif
 
@@ -252,14 +246,14 @@ __MATHCALL (lgamma,_r, (_Mdouble_, int *__signgamp));
 #endif
 
 
-#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
 /* Return the integer nearest X in the direction of the
    prevailing rounding mode.  */
 __MATHCALL (rint,, (_Mdouble_ __x));
 
 /* Return X + epsilon if X < Y, X - epsilon if X > Y.  */
 __MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__));
-# ifdef __USE_ISOC9X
+# ifdef __USE_ISOC99
 __MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__));
 # endif
 
@@ -271,14 +265,16 @@ __MATHCALL (remainder,, (_Mdouble_ __x, _Mdouble_ __y));
 __MATHCALL (scalb,, (_Mdouble_ __x, _Mdouble_ __n));
 # endif
 
+# if defined __USE_MISC || defined __USE_ISOC99
 /* Return X times (2 to the Nth power).  */
 __MATHCALL (scalbn,, (_Mdouble_ __x, int __n));
+# endif
 
 /* Return the binary exponent of X, which must be nonzero.  */
 __MATHDECL (int,ilogb,, (_Mdouble_ __x));
 #endif
 
-#ifdef __USE_ISOC9X
+#ifdef __USE_ISOC99
 /* Return X times (2 to the Nth power).  */
 __MATHCALL (scalbln,, (_Mdouble_ __x, long int __n));
 
@@ -334,6 +330,4 @@ __MATHDECL_1 (int, __signbit,, (_Mdouble_ __value))
 
 /* Multiply-add function computed as a ternary operation.  */
 __MATHCALL (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z));
-#endif /* Use ISO C 9X.  */
-
-__END_DECLS
+#endif /* Use ISO C99.  */
diff --git a/libc/sysdeps/linux/i386/bits/mathdef.h b/libc/sysdeps/linux/i386/bits/mathdef.h
index 58b116e8d..fe928daa6 100644
--- a/libc/sysdeps/linux/i386/bits/mathdef.h
+++ b/libc/sysdeps/linux/i386/bits/mathdef.h
@@ -1,26 +1,26 @@
-/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #if !defined _MATH_H && !defined _COMPLEX_H
 # error "Never use <bits/mathdef.h> directly; include <math.h> instead"
 #endif
 
-#if defined __USE_ISOC9X && defined _MATH_H && !defined _MATH_H_MATHDEF
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
 # define _MATH_H_MATHDEF	1
 
 /* The ix87 FPUs evaluate all values in the 80 bit floating-point format
@@ -31,17 +31,11 @@ typedef long double float_t;	/* `float' expressions are evaluated as
 typedef long double double_t;	/* `double' expressions are evaluated as
 				   `long double'.  */
 
-/* Signal that both types are `long double'.  */
-# define FLT_EVAL_METHOD	2
-
 /* Define `INFINITY' as value of type `float'.  */
 # define INFINITY	HUGE_VALF
 
 /* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0	0x80000000
-# define FP_ILOGBNAN	0x80000000
-
-/* Number of decimal digits for the `long double' type.  */
-# define DECIMAL_DIG	18
+# define FP_ILOGB0	(-2147483647 - 1)
+# define FP_ILOGBNAN	(-2147483647 - 1)
 
 #endif	/* ISO C99 */
diff --git a/libc/sysdeps/linux/i386/bits/mathinline.h b/libc/sysdeps/linux/i386/bits/mathinline.h
index acc3aa998..e8091df68 100644
--- a/libc/sysdeps/linux/i386/bits/mathinline.h
+++ b/libc/sysdeps/linux/i386/bits/mathinline.h
@@ -1,22 +1,22 @@
 /* Inline math functions for i387.
-   Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1995,96,97,98,99,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by John C. Bowman <bowman@math.ualberta.ca>, 1995.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _MATH_H
 # error "Never use <bits/mathinline.h> directly; include <math.h> instead."
@@ -29,105 +29,115 @@
 #endif
 
 
-#if defined __USE_ISOC9X && defined __GNUC__ && __GNUC__ >= 2
-/* ISO C 9X defines some macros to perform unordered comparisons.  The
+#if defined __USE_ISOC99 && defined __GNUC__ && __GNUC__ >= 2
+# if __GNUC_PREREQ (2,97)
+/* GCC 2.97 and up have builtins that actually can be used.  */
+#  define isgreater(x, y) __builtin_isgreater (x, y)
+#  define isgreaterequal(x, y) __builtin_isgreaterequal (x, y)
+#  define isless(x, y) __builtin_isless (x, y)
+#  define islessequal(x, y) __builtin_islessequal (x, y)
+#  define islessgreater(x, y) __builtin_islessgreater (x, y)
+#  define isunordered(x, y) __builtin_isunordered (x, y)
+# else
+/* ISO C99 defines some macros to perform unordered comparisons.  The
    ix87 FPU supports this with special opcodes and we should use them.
    These must not be inline functions since we have to be able to handle
    all floating-point types.  */
-# ifdef __i686__
+#  ifdef __i686__
 /* For the PentiumPro and more recent processors we can provide
    better code.  */
-#  define isgreater(x, y) \
+#   define isgreater(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucomip %%st(1), %%st; seta %%al"			      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st");	      \
 	__result; })
-#  define isgreaterequal(x, y) \
+#   define isgreaterequal(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucomip %%st(1), %%st; setae %%al"			      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st");	      \
 	__result; })
 
-#  define isless(x, y) \
+#   define isless(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucomip %%st(1), %%st; seta %%al"			      \
 		 : "=a" (__result) : "u" (x), "t" (y) : "cc", "st");	      \
 	__result; })
 
-#  define islessequal(x, y) \
+#   define islessequal(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucomip %%st(1), %%st; setae %%al"			      \
 		 : "=a" (__result) : "u" (x), "t" (y) : "cc", "st");	      \
 	__result; })
 
-#  define islessgreater(x, y) \
+#   define islessgreater(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucomip %%st(1), %%st; setne %%al"			      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st");	      \
 	__result; })
 
-#  define isunordered(x, y) \
+#   define isunordered(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucomip %%st(1), %%st; setp %%al"			      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st");	      \
 	__result; })
-# else
+#  else
 /* This is the dumb, portable code for i386 and above.  */
-#  define isgreater(x, y) \
+#   define isgreater(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucompp; fnstsw; testb $0x45, %%ah; setz %%al"	      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \
 	__result; })
 
-#  define isgreaterequal(x, y) \
+#   define isgreaterequal(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucompp; fnstsw; testb $0x05, %%ah; setz %%al"	      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \
 	__result; })
 
-#  define isless(x, y) \
+#   define isless(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucompp; fnstsw; testb $0x45, %%ah; setz %%al"	      \
 		 : "=a" (__result) : "u" (x), "t" (y) : "cc", "st", "st(1)"); \
 	__result; })
 
-#  define islessequal(x, y) \
+#   define islessequal(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucompp; fnstsw; testb $0x05, %%ah; setz %%al"	      \
 		 : "=a" (__result) : "u" (x), "t" (y) : "cc", "st", "st(1)"); \
 	__result; })
 
-#  define islessgreater(x, y) \
+#   define islessgreater(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucompp; fnstsw; testb $0x44, %%ah; setz %%al"	      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \
 	__result; })
 
-#  define isunordered(x, y) \
+#   define isunordered(x, y) \
      ({ register char __result;						      \
 	__asm__ ("fucompp; fnstsw; sahf; setp %%al"			      \
 		 : "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \
 	__result; })
-# endif	/* __i686__ */
+#  endif /* __i686__ */
+# endif	/* GCC 2.97 */
 
 /* The gcc, version 2.7 or below, has problems with all this inlining
    code.  So disable it for this version of the compiler.  */
-# if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 7))
+# if __GNUC_PREREQ (2, 8)
 /* Test for negative number.  Used in the signbit() macro.  */
 __MATH_INLINE int
-__signbitf (float __x)
+__signbitf (float __x) __THROW
 {
   __extension__ union { float __f; int __i; } __u = { __f: __x };
   return __u.__i < 0;
 }
 __MATH_INLINE int
-__signbit (double __x)
+__signbit (double __x) __THROW
 {
   __extension__ union { double __d; int __i[2]; } __u = { __d: __x };
   return __u.__i[1] < 0;
 }
 __MATH_INLINE int
-__signbitl (long double __x)
+__signbitl (long double __x) __THROW
 {
   __extension__ union { long double __l; int __i[3]; } __u = { __l: __x };
   return (__u.__i[2] & 0x8000) != 0;
@@ -138,7 +148,7 @@ __signbitl (long double __x)
 
 /* The gcc, version 2.7 or below, has problems with all this inlining
    code.  So disable it for this version of the compiler.  */
-#if defined __GNUC__ && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 7))
+#if __GNUC_PREREQ (2, 8)
 
 #if ((!defined __NO_MATH_INLINES || defined __LIBC_INTERNAL_MATH_INLINES) \
      && defined __OPTIMIZE__)
@@ -146,35 +156,54 @@ __signbitl (long double __x)
 /* A macro to define float, double, and long double versions of various
    math functions for the ix87 FPU.  FUNC is the function name (which will
    be suffixed with f and l for the float and long double version,
-   respectively).  OP is the name of the FPU operation.  */
+   respectively).  OP is the name of the FPU operation.
+   We define two sets of macros.  The set with the additional NP
+   doesn't add a prototype declaration.  */
 
-#if defined __USE_MISC || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_ISOC99
 # define __inline_mathop(func, op) \
   __inline_mathop_ (double, func, op)					      \
   __inline_mathop_ (float, __CONCAT(func,f), op)			      \
   __inline_mathop_ (long double, __CONCAT(func,l), op)
+# define __inline_mathopNP(func, op) \
+  __inline_mathopNP_ (double, func, op)					      \
+  __inline_mathopNP_ (float, __CONCAT(func,f), op)			      \
+  __inline_mathopNP_ (long double, __CONCAT(func,l), op)
 #else
 # define __inline_mathop(func, op) \
   __inline_mathop_ (double, func, op)
+# define __inline_mathopNP(func, op) \
+  __inline_mathopNP_ (double, func, op)
 #endif
 
 #define __inline_mathop_(float_type, func, op) \
   __inline_mathop_decl_ (float_type, func, op, "0" (__x))
+#define __inline_mathopNP_(float_type, func, op) \
+  __inline_mathop_declNP_ (float_type, func, op, "0" (__x))
 
 
-#if defined __USE_MISC || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_ISOC99
 # define __inline_mathop_decl(func, op, params...) \
   __inline_mathop_decl_ (double, func, op, params)			      \
   __inline_mathop_decl_ (float, __CONCAT(func,f), op, params)		      \
   __inline_mathop_decl_ (long double, __CONCAT(func,l), op, params)
+# define __inline_mathop_declNP(func, op, params...) \
+  __inline_mathop_declNP_ (double, func, op, params)			      \
+  __inline_mathop_declNP_ (float, __CONCAT(func,f), op, params)		      \
+  __inline_mathop_declNP_ (long double, __CONCAT(func,l), op, params)
 #else
 # define __inline_mathop_decl(func, op, params...) \
   __inline_mathop_decl_ (double, func, op, params)
+# define __inline_mathop_declNP(func, op, params...) \
+  __inline_mathop_declNP_ (double, func, op, params)
 #endif
 
 #define __inline_mathop_decl_(float_type, func, op, params...) \
-  __MATH_INLINE float_type func (float_type);				      \
-  __MATH_INLINE float_type func (float_type __x)			      \
+  __MATH_INLINE float_type func (float_type) __THROW;			      \
+  __inline_mathop_declNP_ (float_type, func, op, params)
+
+#define __inline_mathop_declNP_(float_type, func, op, params...) \
+  __MATH_INLINE float_type func (float_type __x) __THROW		      \
   {									      \
     register float_type __result;					      \
     __asm __volatile__ (op : "=t" (__result) : params);			      \
@@ -182,46 +211,74 @@ __signbitl (long double __x)
   }
 
 
-#if defined __USE_MISC || defined __USE_ISOC9X
+#if defined __USE_MISC || defined __USE_ISOC99
 # define __inline_mathcode(func, arg, code) \
   __inline_mathcode_ (double, func, arg, code)				      \
   __inline_mathcode_ (float, __CONCAT(func,f), arg, code)		      \
   __inline_mathcode_ (long double, __CONCAT(func,l), arg, code)
+# define __inline_mathcodeNP(func, arg, code) \
+  __inline_mathcodeNP_ (double, func, arg, code)				      \
+  __inline_mathcodeNP_ (float, __CONCAT(func,f), arg, code)		      \
+  __inline_mathcodeNP_ (long double, __CONCAT(func,l), arg, code)
 # define __inline_mathcode2(func, arg1, arg2, code) \
   __inline_mathcode2_ (double, func, arg1, arg2, code)			      \
   __inline_mathcode2_ (float, __CONCAT(func,f), arg1, arg2, code)	      \
   __inline_mathcode2_ (long double, __CONCAT(func,l), arg1, arg2, code)
+# define __inline_mathcodeNP2(func, arg1, arg2, code) \
+  __inline_mathcodeNP2_ (double, func, arg1, arg2, code)			      \
+  __inline_mathcodeNP2_ (float, __CONCAT(func,f), arg1, arg2, code)	      \
+  __inline_mathcodeNP2_ (long double, __CONCAT(func,l), arg1, arg2, code)
 # define __inline_mathcode3(func, arg1, arg2, arg3, code) \
   __inline_mathcode3_ (double, func, arg1, arg2, arg3, code)		      \
   __inline_mathcode3_ (float, __CONCAT(func,f), arg1, arg2, arg3, code)	      \
   __inline_mathcode3_ (long double, __CONCAT(func,l), arg1, arg2, arg3, code)
+# define __inline_mathcodeNP3(func, arg1, arg2, arg3, code) \
+  __inline_mathcodeNP3_ (double, func, arg1, arg2, arg3, code)		      \
+  __inline_mathcodeNP3_ (float, __CONCAT(func,f), arg1, arg2, arg3, code)	      \
+  __inline_mathcodeNP3_ (long double, __CONCAT(func,l), arg1, arg2, arg3, code)
 #else
 # define __inline_mathcode(func, arg, code) \
   __inline_mathcode_ (double, func, (arg), code)
+# define __inline_mathcodeNP(func, arg, code) \
+  __inline_mathcodeNP_ (double, func, (arg), code)
 # define __inline_mathcode2(func, arg1, arg2, code) \
   __inline_mathcode2_ (double, func, arg1, arg2, code)
+# define __inline_mathcodeNP2(func, arg1, arg2, code) \
+  __inline_mathcodeNP2_ (double, func, arg1, arg2, code)
 # define __inline_mathcode3(func, arg1, arg2, arg3, code) \
   __inline_mathcode3_ (double, func, arg1, arg2, arg3, code)
+# define __inline_mathcodeNP3(func, arg1, arg2, arg3, code) \
+  __inline_mathcodeNP3_ (double, func, arg1, arg2, arg3, code)
 #endif
 
 #define __inline_mathcode_(float_type, func, arg, code) \
-  __MATH_INLINE float_type func (float_type);				      \
-  __MATH_INLINE float_type func (float_type arg)			      \
+  __MATH_INLINE float_type func (float_type) __THROW;			      \
+  __inline_mathcodeNP_(float_type, func, arg, code)
+
+#define __inline_mathcodeNP_(float_type, func, arg, code) \
+  __MATH_INLINE float_type func (float_type arg) __THROW		      \
   {									      \
     code;								      \
   }
 
+
 #define __inline_mathcode2_(float_type, func, arg1, arg2, code) \
-  __MATH_INLINE float_type func (float_type, float_type);		      \
-  __MATH_INLINE float_type func (float_type arg1, float_type arg2)	      \
+  __MATH_INLINE float_type func (float_type, float_type) __THROW;	      \
+  __inline_mathcodeNP2_ (float_type, func, arg1, arg2, code)
+
+#define __inline_mathcodeNP2_(float_type, func, arg1, arg2, code) \
+  __MATH_INLINE float_type func (float_type arg1, float_type arg2) __THROW    \
   {									      \
     code;								      \
   }
 
 #define __inline_mathcode3_(float_type, func, arg1, arg2, arg3, code) \
-  __MATH_INLINE float_type func (float_type, float_type, float_type);	      \
+  __MATH_INLINE float_type func (float_type, float_type, float_type) __THROW; \
+  __inline_mathcodeNP3_(float_type, func, arg1, arg2, arg3, code)
+
+#define __inline_mathcodeNP3_(float_type, func, arg1, arg2, arg3, code) \
   __MATH_INLINE float_type func (float_type arg1, float_type arg2,	      \
-				 float_type arg3)			      \
+				 float_type arg3) __THROW		      \
   {									      \
     code;								      \
   }
@@ -234,6 +291,8 @@ __signbitl (long double __x)
 __inline_mathcode (__sgn, __x, \
   return __x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0))
 
+/* __FAST_MATH__ is defined by gcc -ffast-math.  */
+#ifdef __FAST_MATH__
 __inline_mathcode (__pow2, __x, \
   register long double __value;						      \
   register long double __exponent;					      \
@@ -258,7 +317,8 @@ __inline_mathcode (__pow2, __x, \
      : "=t" (__value) : "0" (__value), "u" (__exponent));		      \
   return __value)
 
-#define __sincos_code \
+# ifdef __USE_GNU
+#  define __sincos_code \
   register long double __cosr;						      \
   register long double __sinr;						      \
   __asm __volatile__							      \
@@ -280,33 +340,30 @@ __inline_mathcode (__pow2, __x, \
   *__sinx = __sinr;							      \
   *__cosx = __cosr
 
-__MATH_INLINE void __sincos (double __x, double *__sinx, double *__cosx);
 __MATH_INLINE void
-__sincos (double __x, double *__sinx, double *__cosx)
+__sincos (double __x, double *__sinx, double *__cosx) __THROW
 {
   __sincos_code;
 }
 
-__MATH_INLINE void __sincosf (float __x, float *__sinx, float *__cosx);
 __MATH_INLINE void
-__sincosf (float __x, float *__sinx, float *__cosx)
+__sincosf (float __x, float *__sinx, float *__cosx) __THROW
 {
   __sincos_code;
 }
 
-__MATH_INLINE void __sincosl (long double __x, long double *__sinx,
-			      long double *__cosx);
 __MATH_INLINE void
-__sincosl (long double __x, long double *__sinx, long double *__cosx)
+__sincosl (long double __x, long double *__sinx, long double *__cosx) __THROW
 {
   __sincos_code;
 }
+# endif
 
 
 /* Optimized inline implementation, sometimes with reduced precision
    and/or argument range.  */
 
-#define __expm1_code \
+# define __expm1_code \
   register long double __value;						      \
   register long double __exponent;					      \
   register long double __temp;						      \
@@ -324,11 +381,11 @@ __sincosl (long double __x, long double *__sinx, long double *__cosx)
     ("fscale			# 2^int(x * log2(e))\n\t"		      \
      : "=t" (__temp) : "0" (1.0), "u" (__exponent));			      \
   __temp -= 1.0;							      \
-  return __temp + __value
-__inline_mathcode_ (long double, __expm1l, __x, __expm1_code)
+  return __temp + __value ?: __x
+__inline_mathcodeNP_ (long double, __expm1l, __x, __expm1_code)
 
 
-#define __exp_code \
+# define __exp_code \
   register long double __value;						      \
   register long double __exponent;					      \
   __asm __volatile__							      \
@@ -345,17 +402,18 @@ __inline_mathcode_ (long double, __expm1l, __x, __expm1_code)
     ("fscale"								      \
      : "=t" (__value) : "0" (__value), "u" (__exponent));		      \
   return __value
-__inline_mathcode (exp, __x, __exp_code)
-__inline_mathcode_ (long double, __expl, __x, __exp_code)
+__inline_mathcodeNP (exp, __x, __exp_code)
+__inline_mathcodeNP_ (long double, __expl, __x, __exp_code)
 
 
-__inline_mathcode (tan, __x, \
+__inline_mathcodeNP (tan, __x, \
   register long double __value;						      \
   register long double __value2 __attribute__ ((__unused__));		      \
   __asm __volatile__							      \
     ("fptan"								      \
      : "=t" (__value2), "=u" (__value) : "0" (__x));			      \
   return __value)
+#endif /* __FAST_MATH__ */
 
 
 #define __atan2_code \
@@ -364,11 +422,11 @@ __inline_mathcode (tan, __x, \
     ("fpatan"								      \
      : "=t" (__value) : "0" (__x), "u" (__y) : "st(1)");		      \
   return __value
-__inline_mathcode2 (atan2, __y, __x, __atan2_code)
-__inline_mathcode2_ (long double, __atan2l, __y, __x, __atan2_code)
+__inline_mathcodeNP2 (atan2, __y, __x, __atan2_code)
+__inline_mathcodeNP2_ (long double, __atan2l, __y, __x, __atan2_code)
 
 
-__inline_mathcode2 (fmod, __x, __y, \
+__inline_mathcodeNP2 (fmod, __x, __y, \
   register long double __value;						      \
   __asm __volatile__							      \
     ("1:	fprem\n\t"						      \
@@ -379,93 +437,59 @@ __inline_mathcode2 (fmod, __x, __y, \
   return __value)
 
 
-__inline_mathcode2 (pow, __x, __y, \
-  register long double __value;						      \
-  register long double __exponent;					      \
-  __extension__ long long int __p = (long long int) __y;		      \
-  if (__x == 0.0 && __y > 0.0)						      \
-    return 0.0;								      \
-  if (__y == (double) __p)						      \
-    {									      \
-      long double __r = 1.0;						      \
-      if (__p == 0)							      \
-	return 1.0;							      \
-      if (__p < 0)							      \
-	{								      \
-	  __p = -__p;							      \
-	  __x = 1.0 / __x;						      \
-	}								      \
-      while (1)								      \
-	{								      \
-	  if (__p & 1)							      \
-	    __r *= __x;							      \
-	  __p >>= 1;							      \
-	  if (__p == 0)							      \
-	    return __r;							      \
-	  __x *= __x;							      \
-	}								      \
-      /* NOTREACHED */							      \
-    }									      \
-  __asm __volatile__							      \
-    ("fyl2x" : "=t" (__value) : "0" (__x), "u" (1.0) : "st(1)");	      \
-  __asm __volatile__							      \
-    ("fmul	%%st(1)		# y * log2(x)\n\t"			      \
-     "fst	%%st(1)\n\t"						      \
-     "frndint			# int(y * log2(x))\n\t"			      \
-     "fxch\n\t"								      \
-     "fsub	%%st(1)		# fract(y * log2(x))\n\t"		      \
-     "f2xm1			# 2^(fract(y * log2(x))) - 1\n\t"	      \
-     : "=t" (__value), "=u" (__exponent) : "0" (__y), "1" (__value));	      \
-  __value += 1.0;							      \
-  __asm __volatile__							      \
-    ("fscale"								      \
-     : "=t" (__value) : "0" (__value), "u" (__exponent));		      \
-  return __value)
-
-
-__inline_mathop (sqrt, "fsqrt")
-__inline_mathop_ (long double, __sqrtl, "fsqrt")
+__inline_mathopNP (sqrt, "fsqrt")
+__inline_mathopNP_ (long double, __sqrtl, "fsqrt")
 
-#if defined __GNUC__ && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ >= 8)
-__inline_mathcode_ (double, fabs, __x, return __builtin_fabs (__x))
-__inline_mathcode_ (float, fabsf, __x, return __builtin_fabsf (__x))
-__inline_mathcode_ (long double, fabsl, __x, return __builtin_fabsl (__x))
-__inline_mathcode_ (long double, __fabsl, __x, return __builtin_fabsl (__x))
+#if __GNUC_PREREQ (2, 8)
+__inline_mathcodeNP_ (double, fabs, __x, return __builtin_fabs (__x))
+__inline_mathcodeNP_ (float, fabsf, __x, return __builtin_fabsf (__x))
+__inline_mathcodeNP_ (long double, fabsl, __x, return __builtin_fabsl (__x))
+__inline_mathcodeNP_ (long double, __fabsl, __x, return __builtin_fabsl (__x))
 #else
 __inline_mathop (fabs, "fabs")
 __inline_mathop_ (long double, __fabsl, "fabs")
 #endif
 
+#ifdef __FAST_MATH__
 /* The argument range of this inline version is reduced.  */
-__inline_mathop (sin, "fsin")
+__inline_mathopNP (sin, "fsin")
 /* The argument range of this inline version is reduced.  */
-__inline_mathop (cos, "fcos")
+__inline_mathopNP (cos, "fcos")
 
-__inline_mathop_decl (atan, "fld1; fpatan", "0" (__x) : "st(1)")
-__inline_mathop_decl (log, "fldln2; fxch; fyl2x", "0" (__x) : "st(1)")
-__inline_mathop_decl (log10, "fldlg2; fxch; fyl2x", "0" (__x) : "st(1)")
+__inline_mathop_declNP (log, "fldln2; fxch; fyl2x", "0" (__x) : "st(1)")
+__inline_mathop_declNP (log10, "fldlg2; fxch; fyl2x", "0" (__x) : "st(1)")
 
-__inline_mathcode (asin, __x, return __atan2l (__x, __sqrtl (1.0 - __x * __x)))
-__inline_mathcode (acos, __x, return __atan2l (__sqrtl (1.0 - __x * __x), __x))
+__inline_mathcodeNP (asin, __x, return __atan2l (__x, __sqrtl (1.0 - __x * __x)))
+__inline_mathcodeNP (acos, __x, return __atan2l (__sqrtl (1.0 - __x * __x), __x))
+#endif /* __FAST_MATH__ */
 
-__inline_mathcode_ (long double, __sgn1l, __x, return __x >= 0.0 ? 1.0 : -1.0)
+__inline_mathop_declNP (atan, "fld1; fpatan", "0" (__x) : "st(1)")
 
+__inline_mathcode_ (long double, __sgn1l, __x, \
+  __extension__ union { long double __xld; unsigned int __xi[3]; } __n =      \
+    { __xld: __x };							      \
+  __n.__xi[2] = (__n.__xi[2] & 0x8000) | 0x3fff;			      \
+  __n.__xi[1] = 0x80000000;						      \
+  __n.__xi[0] = 0;							      \
+  return __n.__xld)
 
+
+#ifdef __FAST_MATH__
 /* The argument range of the inline version of sinhl is slightly reduced.  */
-__inline_mathcode (sinh, __x, \
+__inline_mathcodeNP (sinh, __x, \
   register long double __exm1 = __expm1l (__fabsl (__x));		      \
   return 0.5 * (__exm1 / (__exm1 + 1.0) + __exm1) * __sgn1l (__x))
 
-__inline_mathcode (cosh, __x, \
+__inline_mathcodeNP (cosh, __x, \
   register long double __ex = __expl (__x);				      \
   return 0.5 * (__ex + 1.0 / __ex))
 
-__inline_mathcode (tanh, __x, \
+__inline_mathcodeNP (tanh, __x, \
   register long double __exm1 = __expm1l (-__fabsl (__x + __x));	      \
   return __exm1 / (__exm1 + 2.0) * __sgn1l (-__x))
+#endif
 
-
-__inline_mathcode (floor, __x, \
+__inline_mathcodeNP (floor, __x, \
   register long double __value;						      \
   __volatile unsigned short int __cw;					      \
   __volatile unsigned short int __cwtmp;				      \
@@ -476,7 +500,7 @@ __inline_mathcode (floor, __x, \
   __asm __volatile ("fldcw %0" : : "m" (__cw));				      \
   return __value)
 
-__inline_mathcode (ceil, __x, \
+__inline_mathcodeNP (ceil, __x, \
   register long double __value;						      \
   __volatile unsigned short int __cw;					      \
   __volatile unsigned short int __cwtmp;				      \
@@ -494,24 +518,25 @@ __inline_mathcode (ceil, __x, \
      : "=t" (__value) : "0" (__x), "u" ((long double) __y));		      \
   return __value
 
-__MATH_INLINE double ldexp (double __x, int __y);
 __MATH_INLINE double
-ldexp (double __x, int __y)
+ldexp (double __x, int __y) __THROW
 {
   __ldexp_code;
 }
 
 
 /* Optimized versions for some non-standardized functions.  */
-#if defined __USE_ISOC9X || defined __USE_MISC
+#if defined __USE_ISOC99 || defined __USE_MISC
 
-__inline_mathcode (expm1, __x, __expm1_code)
+# ifdef __FAST_MATH__
+__inline_mathcodeNP (expm1, __x, __expm1_code)
+# endif
 
 /* We cannot rely on M_SQRT being defined.  So we do it for ourself
    here.  */
 # define __M_SQRT2	1.41421356237309504880L	/* sqrt(2) */
 
-__inline_mathcode (log1p, __x, \
+__inline_mathcodeNP (log1p, __x, \
   register long double __value;						      \
   if (__fabsl (__x) >= 1.0 - 0.5 * __M_SQRT2)				      \
     __value = logl (1.0 + __x);						      \
@@ -525,22 +550,22 @@ __inline_mathcode (log1p, __x, \
 
 
 /* The argument range of the inline version of asinhl is slightly reduced.  */
-__inline_mathcode (asinh, __x, \
+__inline_mathcodeNP (asinh, __x, \
   register long double  __y = __fabsl (__x);				      \
   return (log1pl (__y * __y / (__sqrtl (__y * __y + 1.0) + 1.0) + __y)	      \
 	  * __sgn1l (__x)))
 
-__inline_mathcode (acosh, __x, \
+__inline_mathcodeNP (acosh, __x, \
   return logl (__x + __sqrtl (__x - 1.0) * __sqrtl (__x + 1.0)))
 
-__inline_mathcode (atanh, __x, \
+__inline_mathcodeNP (atanh, __x, \
   register long double __y = __fabsl (__x);				      \
   return -0.5 * log1pl (-(__y + __y) / (1.0 + __y)) * __sgn1l (__x))
 
 /* The argument range of the inline version of hypotl is slightly reduced.  */
-__inline_mathcode2 (hypot, __x, __y, return __sqrtl (__x * __x + __y * __y))
+__inline_mathcodeNP2 (hypot, __x, __y, return __sqrtl (__x * __x + __y * __y))
 
-__inline_mathcode(logb, __x, \
+__inline_mathcodeNP(logb, __x, \
   register long double __value;						      \
   register long double __junk;						      \
   __asm __volatile__							      \
@@ -550,26 +575,28 @@ __inline_mathcode(logb, __x, \
 
 #endif
 
-#ifdef __USE_ISOC9X
-__inline_mathop_decl (log2, "fld1; fxch; fyl2x", "0" (__x) : "st(1)")
+#ifdef __USE_ISOC99
+#ifdef __FAST_MATH__
+__inline_mathop_declNP (log2, "fld1; fxch; fyl2x", "0" (__x) : "st(1)")
+#endif /* __FAST_MATH__ */
 
-__MATH_INLINE float ldexpf (float __x, int __y);
 __MATH_INLINE float
-ldexpf (float __x, int __y)
+ldexpf (float __x, int __y) __THROW
 {
   __ldexp_code;
 }
 
-__MATH_INLINE long double ldexpl (long double __x, int __y);
 __MATH_INLINE long double
-ldexpl (long double __x, int __y)
+ldexpl (long double __x, int __y) __THROW
 {
   __ldexp_code;
 }
 
-__inline_mathcode3 (fma, __x, __y, __z, return (__x * __y) + __z)
+#ifdef __FAST_MATH__
+__inline_mathcodeNP3 (fma, __x, __y, __z, return (__x * __y) + __z)
 
-__inline_mathop(rint, "frndint")
+__inline_mathopNP (rint, "frndint")
+#endif /* __FAST_MATH__ */
 
 #define __lrint_code \
   long int __lrintres;							      \
@@ -578,17 +605,17 @@ __inline_mathop(rint, "frndint")
      : "=m" (__lrintres) : "t" (__x) : "st");				      \
   return __lrintres
 __MATH_INLINE long int
-lrintf (float __x)
+lrintf (float __x) __THROW
 {
   __lrint_code;
 }
 __MATH_INLINE long int
-lrint (double __x)
+lrint (double __x) __THROW
 {
   __lrint_code;
 }
 __MATH_INLINE long int
-lrintl (long double __x)
+lrintl (long double __x) __THROW
 {
   __lrint_code;
 }
@@ -601,17 +628,17 @@ lrintl (long double __x)
      : "=m" (__llrintres) : "t" (__x) : "st");				      \
   return __llrintres
 __MATH_INLINE long long int
-llrintf (float __x)
+llrintf (float __x) __THROW
 {
   __llrint_code;
 }
 __MATH_INLINE long long int
-llrint (double __x)
+llrint (double __x) __THROW
 {
   __llrint_code;
 }
 __MATH_INLINE long long int
-llrintl (long double __x)
+llrintl (long double __x) __THROW
 {
   __llrint_code;
 }
@@ -622,7 +649,7 @@ llrintl (long double __x)
 
 #ifdef __USE_MISC
 
-__inline_mathcode2 (drem, __x, __y, \
+__inline_mathcodeNP2 (drem, __x, __y, \
   register double __value;						      \
   register int __clobbered;						      \
   __asm __volatile__							      \
@@ -635,9 +662,8 @@ __inline_mathcode2 (drem, __x, __y, \
 
 
 /* This function is used in the `isfinite' macro.  */
-__MATH_INLINE int __finite (double __x) __attribute__ ((__const__));
 __MATH_INLINE int
-__finite (double __x)
+__finite (double __x) __THROW
 {
   return (__extension__
 	  (((((union { double __d; int __i[2]; }) {__d: __x}).__i[1]
@@ -645,7 +671,7 @@ __finite (double __x)
 }
 
 /* Miscellaneous functions */
-
+#ifdef __FAST_MATH__
 __inline_mathcode (__coshm1, __x, \
   register long double __exm1 = __expm1l (__fabsl (__x));		      \
   return 0.5 * (__exm1 / (__exm1 + 1.0)) * __exm1)
@@ -653,13 +679,16 @@ __inline_mathcode (__coshm1, __x, \
 __inline_mathcode (__acosh1p, __x, \
   return log1pl (__x + __sqrtl (__x) * __sqrtl (__x + 2.0)))
 
+#endif /* __FAST_MATH__ */
 #endif /* __USE_MISC  */
 
 /* Undefine some of the large macros which are not used anymore.  */
-#undef __expm1_code
-#undef __exp_code
 #undef __atan2_code
-#undef __sincos_code
+#ifdef __FAST_MATH__
+# undef __expm1_code
+# undef __exp_code
+# undef __sincos_code
+#endif /* __FAST_MATH__ */
 
 #endif /* __NO_MATH_INLINES  */
 
diff --git a/libc/sysdeps/linux/i386/bits/mman.h b/libc/sysdeps/linux/i386/bits/mman.h
index 8738e98c3..0778afbb5 100644
--- a/libc/sysdeps/linux/i386/bits/mman.h
+++ b/libc/sysdeps/linux/i386/bits/mman.h
@@ -1,21 +1,21 @@
 /* Definitions for POSIX memory map interface.  Linux/i386 version.
-   Copyright (C) 1997 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_MMAN_H
 # error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
@@ -73,3 +73,21 @@
 #ifdef __USE_GNU
 # define MREMAP_MAYMOVE	1
 #endif
+
+/* Advice to `madvise'.  */
+#ifdef __USE_BSD
+# define MADV_NORMAL	 0	/* No further special treatment.  */
+# define MADV_RANDOM	 1	/* Expect random page references.  */
+# define MADV_SEQUENTIAL 2	/* Expect sequential page references.  */
+# define MADV_WILLNEED	 3	/* Will need these pages.  */
+# define MADV_DONTNEED	 4	/* Don't need these pages.  */
+#endif
+
+/* The POSIX people had to invent similar names for the same things.  */
+#ifdef __USE_XOPEN2K
+# define POSIX_MADV_NORMAL	0 /* No further special treatment.  */
+# define POSIX_MADV_RANDOM	1 /* Expect random page references.  */
+# define POSIX_MADV_SEQUENTIAL	2 /* Expect sequential page references.  */
+# define POSIX_MADV_WILLNEED	3 /* Will need these pages.  */
+# define POSIX_MADV_DONTNEED	4 /* Don't need these pages.  */
+#endif
diff --git a/libc/sysdeps/linux/i386/bits/msq.h b/libc/sysdeps/linux/i386/bits/msq.h
index d7a8e5ee0..32a49b592 100644
--- a/libc/sysdeps/linux/i386/bits/msq.h
+++ b/libc/sysdeps/linux/i386/bits/msq.h
@@ -1,30 +1,36 @@
-/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_MSG_H
 # error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
 #endif
 
-#include <sys/types.h>
+#include <bits/types.h>
 
 /* Define options for message queue functions.  */
 #define MSG_NOERROR	010000	/* no error if message is too big */
-#define MSG_EXCEPT	020000	/* recv any msg except of specified type */
+#ifdef __USE_GNU
+# define MSG_EXCEPT	020000	/* recv any msg except of specified type */
+#endif
+
+/* Types used in the structure definition.  */
+typedef unsigned long int msgqnum_t;
+typedef unsigned long int msglen_t;
 
 
 /* Structure of record for one message inside the kernel.
@@ -32,18 +38,19 @@
 struct msqid_ds
 {
   struct ipc_perm msg_perm;	/* structure describing operation permission */
-  struct msg *__msg_first;	/* pointer to first message on queue */
-  struct msg *__msg_last;	/* pointer to last message on queue */
   __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __unused1;
   __time_t msg_rtime;		/* time of last msgrcv command */
+  unsigned long int __unused2;
   __time_t msg_ctime;		/* time of last change */
-  struct wait_queue *__wwait;	/* ??? */
-  struct wait_queue *__rwait;	/* ??? */
-  unsigned short int __msg_cbytes;/* current number of bytes on queue */
-  unsigned short int msg_qnum;	/* number of messages currently on queue */
-  unsigned short int msg_qbytes;/* max number of bytes allowed on queue */
-  __ipc_pid_t msg_lspid;	/* pid of last msgsnd() */
-  __ipc_pid_t msg_lrpid;	/* pid of last msgrcv() */
+  unsigned long int __unused3;
+  unsigned long int __msg_cbytes; /* current number of bytes on queue */
+  msgqnum_t msg_qnum;		/* number of messages currently on queue */
+  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
+  __pid_t msg_lspid;		/* pid of last msgsnd() */
+  __pid_t msg_lrpid;		/* pid of last msgrcv() */
+  unsigned long int __unused4;
+  unsigned long int __unused5;
 };
 
 #ifdef __USE_MISC
diff --git a/libc/sysdeps/linux/i386/bits/nan.h b/libc/sysdeps/linux/i386/bits/nan.h
index fbabd7e29..6d88b551b 100644
--- a/libc/sysdeps/linux/i386/bits/nan.h
+++ b/libc/sysdeps/linux/i386/bits/nan.h
@@ -3,19 +3,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _MATH_H
 # error "Never use <bits/nan.h> directly; include <math.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/netdb.h b/libc/sysdeps/linux/i386/bits/netdb.h
new file mode 100644
index 000000000..41dc73193
--- /dev/null
+++ b/libc/sysdeps/linux/i386/bits/netdb.h
@@ -0,0 +1,33 @@
+/* Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _NETDB_H
+# error "Never include <bits/netdb.h> directly; use <netdb.h> instead."
+#endif
+
+
+/* Description of data base entry for a single network.  NOTE: here a
+   poor assumption is made.  The network number is expected to fit
+   into an unsigned long int variable.  */
+struct netent
+{
+  char *n_name;			/* Official name of network.  */
+  char **n_aliases;		/* Alias list.  */
+  int n_addrtype;		/* Net address type.  */
+  uint32_t n_net;		/* Network number.  */
+};
diff --git a/libc/sysdeps/linux/i386/bits/poll.h b/libc/sysdeps/linux/i386/bits/poll.h
index 4aec021fe..dccb8b666 100644
--- a/libc/sysdeps/linux/i386/bits/poll.h
+++ b/libc/sysdeps/linux/i386/bits/poll.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_POLL_H
 # error "Never use <bits/poll.h> directly; include <sys/poll.h> instead."
@@ -46,6 +46,3 @@
 #define POLLERR		0x008		/* Error condition.  */
 #define POLLHUP		0x010		/* Hung up.  */
 #define POLLNVAL	0x020		/* Invalid polling request.  */
-
-/* Canonical number of polling requests to read in at a time in poll.  */
-#define NPOLLFILE	30
diff --git a/libc/sysdeps/linux/i386/bits/posix1_lim.h b/libc/sysdeps/linux/i386/bits/posix1_lim.h
index ee84b94a7..e16f4674d 100644
--- a/libc/sysdeps/linux/i386/bits/posix1_lim.h
+++ b/libc/sysdeps/linux/i386/bits/posix1_lim.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991, 1992, 1993, 1996, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,93,96,98,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /*
  *	POSIX Standard: 2.9.2 Minimum Values	Added to <limits.h>
@@ -73,7 +73,7 @@
 #define	_POSIX_NAME_MAX		14
 
 /* Number of bytes in a pathname.  */
-#define	_POSIX_PATH_MAX		255
+#define	_POSIX_PATH_MAX		256
 
 /* Number of bytes than can be written atomically to a pipe.  */
 #define	_POSIX_PIPE_BUF		512
@@ -97,7 +97,7 @@
 #define	_POSIX_STREAM_MAX	8
 
 /* Maximum length of a timezone name (element of `tzname').  */
-#define	_POSIX_TZNAME_MAX	3
+#define	_POSIX_TZNAME_MAX	6
 
 /* Maximum number of connections that can be queued on a socket.  */
 #define	_POSIX_QLIMIT		1
diff --git a/libc/sysdeps/linux/i386/bits/posix2_lim.h b/libc/sysdeps/linux/i386/bits/posix2_lim.h
index eaaf67129..24483a09d 100644
--- a/libc/sysdeps/linux/i386/bits/posix2_lim.h
+++ b/libc/sysdeps/linux/i386/bits/posix2_lim.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991, 1996, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /*
  * Never include this file directly; include <limits.h> instead.
@@ -37,14 +37,8 @@
 #define	_POSIX2_BC_STRING_MAX		1000
 
 /* The maximum number of weights that can be assigned to an entry of
-   the LC_COLLATE `order' keyword in the locale definition file.
-   We have no fixed limit, 255 is very high.  */
-#define	_POSIX2_COLL_WEIGHTS_MAX	255
-
-/* The maximum number of weights that can be assigned to an entry of
-   the LC_COLLATE category `order' keyword in a locale definition.
-   We have no fixed limit, 255 is a high number.  */
-#define	_POSIX2_EQUIV_CLASS_MAX		255
+   the LC_COLLATE `order' keyword in the locale definition file.  */
+#define	_POSIX2_COLL_WEIGHTS_MAX	2
 
 /* The maximum number of expressions that can be nested
    within parentheses by the `expr' utility.  */
@@ -59,7 +53,7 @@
 
 /* The maximum number of bytes in a character class name.  We have no
    fixed limit, 2048 is a high number.  */
-#define	_POSIX2_CHARCLASS_NAME_MAX	2048
+#define	_POSIX2_CHARCLASS_NAME_MAX	14
 
 
 /* These values are implementation-specific,
@@ -79,10 +73,7 @@
 #define	BC_STRING_MAX		_POSIX2_BC_STRING_MAX
 #endif
 #ifndef	COLL_WEIGHTS_MAX
-#define	COLL_WEIGHTS_MAX	_POSIX2_COLL_WEIGHTS_MAX
-#endif
-#ifndef	EQUIV_CLASS_MAX
-#define	EQUIV_CLASS_MAX		_POSIX2_EQUIV_CLASS_MAX
+#define	COLL_WEIGHTS_MAX	255
 #endif
 #ifndef	EXPR_NEST_MAX
 #define	EXPR_NEST_MAX		_POSIX2_EXPR_NEST_MAX
@@ -91,7 +82,7 @@
 #define	LINE_MAX		_POSIX2_LINE_MAX
 #endif
 #ifndef	CHARCLASS_NAME_MAX
-#define	CHARCLASS_NAME_MAX	_POSIX2_CHARCLASS_NAME_MAX
+#define	CHARCLASS_NAME_MAX	2048
 #endif
 
 /* This value is defined like this in regex.h.  */
diff --git a/libc/sysdeps/linux/i386/bits/posix_opt.h b/libc/sysdeps/linux/i386/bits/posix_opt.h
index 15683b77e..38203b41d 100644
--- a/libc/sysdeps/linux/i386/bits/posix_opt.h
+++ b/libc/sysdeps/linux/i386/bits/posix_opt.h
@@ -1,5 +1,5 @@
-/* Define POSIX options for Linux.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Define POSIX options for Linux/ix86.
+   Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -67,13 +67,13 @@
 #define _XOPEN_REALTIME	1
 
 /* X/Open realtime thread support is available.  */
-#define _XOPEN_REALTIME_THREADS	1
+#undef _XOPEN_REALTIME_THREADS
 
 /* XPG4.2 shared memory is supported.  */
 #define	_XOPEN_SHM	1
 
 /* Tell we have POSIX threads.  */
-#define _POSIX_THREADS	1
+#undef _POSIX_THREADS
 
 /* We have the reentrant functions described in POSIX.  */
 #define _POSIX_REENTRANT_FUNCTIONS      1
@@ -89,13 +89,14 @@
 #define _POSIX_THREAD_ATTR_STACKADDR	1
 
 /* We support POSIX.1b semaphores, but only the non-shared form for now.  */
-/*#define _POSIX_SEMAPHORES	1	XXX We are not quite there now.  */
+#define _POSIX_SEMAPHORES	1
 
 /* Real-time signals are supported.  */
 #define _POSIX_REALTIME_SIGNALS	1
 
 /* We support asynchronous I/O.  */
 #define _POSIX_ASYNCHRONOUS_IO	1
+#define _POSIX_ASYNC_IO		1
 /* Alternative name for Unix98.  */
 #define _LFS_ASYNCHRONOUS_IO	1
 
@@ -107,4 +108,40 @@
 #define _LFS64_LARGEFILE	1
 #define _LFS64_STDIO		1
 
+/* POSIX shared memory objects are implemented.  */
+#define _POSIX_SHARED_MEMORY_OBJECTS	1
+
+/* CPU-time clocks supported.  */
+#define _POSIX_CPUTIME	200912L
+
+/* We support the clock also in threads.  */
+#define _POSIX_THREAD_CPUTIME	200912L
+
+/* GNU libc provides regular expression handling.  */
+#define _POSIX_REGEXP	1
+
+/* Reader/Writer locks are available.  */
+#define _POSIX_READER_WRITER_LOCKS	200912L
+
+/* We have a POSIX shell.  */
+#define _POSIX_SHELL	1
+
+/* We support the Timeouts option.  */
+#define _POSIX_TIMEOUTS	200912L
+
+/* We support spinlocks.  */
+#define _POSIX_SPIN_LOCKS	200912L
+
+/* The `spawn' function family is supported.  */
+#define _POSIX_SPAWN	200912L
+
+/* We have POSIX timers.  */
+#define _POSIX_TIMERS	1
+
+/* The barrier functions are available.  */
+#define _POSIX_BARRIERS	200912L
+
+/* POSIX message queues are not yet supported.  */
+#undef	_POSIX_MESSAGE_PASSING
+
 #endif /* posix_opt.h */
diff --git a/libc/sysdeps/linux/i386/bits/pthreadtypes.h b/libc/sysdeps/linux/i386/bits/pthreadtypes.h
index db4c3790c..3ee5c4813 100644
--- a/libc/sysdeps/linux/i386/bits/pthreadtypes.h
+++ b/libc/sysdeps/linux/i386/bits/pthreadtypes.h
@@ -25,8 +25,9 @@
 /* Fast locks (not abstract because mutexes and conditions aren't abstract). */
 struct _pthread_fastlock
 {
-  long int __status;            /* "Free" or "taken" or head of waiting list */
-  int __spinlock;               /* For compare-and-swap emulation */
+  long int __status;   /* "Free" or "taken" or head of waiting list */
+  int __spinlock;      /* Used by compare_and_swap emulation. Also,
+			  adaptive SMP lock stores spin count here. */
 };
 
 #ifndef _PTHREAD_DESCR_DEFINED
@@ -37,7 +38,7 @@ typedef struct _pthread_descr_struct *_pthread_descr;
 
 
 /* Attributes for threads.  */
-typedef struct
+typedef struct __pthread_attr_s
 {
   int __detachstate;
   int __schedpolicy;
@@ -115,6 +116,25 @@ typedef struct
 } pthread_rwlockattr_t;
 #endif
 
+#ifdef __USE_XOPEN2K
+/* POSIX spinlock data type.  */
+typedef volatile int pthread_spinlock_t;
+
+/* POSIX barrier. */
+typedef struct {
+  struct _pthread_fastlock __ba_lock; /* Lock to guarantee mutual exclusion */
+  int __ba_required;                  /* Threads needed for completion */
+  int __ba_present;                   /* Threads waiting */
+  _pthread_descr __ba_waiting;        /* Queue of waiting threads */
+} pthread_barrier_t;
+
+/* barrier attribute */
+typedef struct {
+  int __pshared;
+} pthread_barrierattr_t;
+
+#endif
+
 
 /* Thread identifiers */
 typedef unsigned long int pthread_t;
diff --git a/libc/sysdeps/linux/i386/bits/resource.h b/libc/sysdeps/linux/i386/bits/resource.h
index b8a492373..06ecca45a 100644
--- a/libc/sysdeps/linux/i386/bits/resource.h
+++ b/libc/sysdeps/linux/i386/bits/resource.h
@@ -1,21 +1,21 @@
-/* Bit values & structures for resource limits.  Linux version.
-   Copyright (C) 1994, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Bit values & structures for resource limits.  Linux/x86 version.
+   Copyright (C) 1994,1996,1997,1998,1999,2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_RESOURCE_H
 # error "Never use <bits/resource.h> directly; include <sys/resource.h> instead."
@@ -76,7 +76,11 @@ enum __rlimit_resource
   RLIMIT_MEMLOCK = 8,
 #define RLIMIT_MEMLOCK RLIMIT_MEMLOCK
 
-  RLIMIT_NLIMITS = 10,
+  /* Maximum number of file locks.  */
+  RLIMIT_LOCKS = 10,
+#define RLIMIT_LOCKS RLIMIT_LOCKS
+
+  RLIMIT_NLIMITS = 11,
   RLIM_NLIMITS = RLIMIT_NLIMITS
 #define RLIMIT_NLIMITS RLIMIT_NLIMITS
 #define RLIM_NLIMITS RLIM_NLIMITS
@@ -84,13 +88,13 @@ enum __rlimit_resource
 
 /* Value to indicate that there is no limit.  */
 #ifndef __USE_FILE_OFFSET64
-# define RLIM_INFINITY ((long int) (~0UL >> 1))
+# define RLIM_INFINITY ((unsigned long int)(~0UL))
 #else
-# define RLIM_INFINITY 0x7fffffffffffffffLL
+# define RLIM_INFINITY 0xffffffffffffffffuLL
 #endif
 
 #ifdef __USE_LARGEFILE64
-# define RLIM64_INFINITY 0x7fffffffffffffffLL
+# define RLIM64_INFINITY 0xffffffffffffffffuLL
 #endif
 
 /* We can represent all limits.  */
diff --git a/libc/sysdeps/linux/i386/bits/sched.h b/libc/sysdeps/linux/i386/bits/sched.h
index 7e3c40eb4..5c10d85d4 100644
--- a/libc/sysdeps/linux/i386/bits/sched.h
+++ b/libc/sysdeps/linux/i386/bits/sched.h
@@ -1,22 +1,22 @@
 /* Definitions of constants and data structure for POSIX 1003.1b-1993
    scheduling interface.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef __need_schedparam
 
@@ -46,15 +46,15 @@
 /* The official definition.  */
 struct sched_param
   {
-    int sched_priority;
+    int __sched_priority;
   };
 
 __BEGIN_DECLS
 
 /* Clone current process.  */
 #ifdef __USE_MISC
-extern int clone __P ((int (*__fn) (void *__arg), void *__child_stack,
-		       int __flags, void *__arg));
+extern int clone (int (*__fn) (void *__arg), void *__child_stack,
+		  int __flags, void *__arg) __THROW;
 #endif
 
 __END_DECLS
@@ -67,7 +67,7 @@ __END_DECLS
 /* Data structure to describe a process' schedulability.  */
 struct __sched_param
   {
-    int sched_priority;
+    int __sched_priority;
   };
 # undef __need_schedparam
 #endif
diff --git a/libc/sysdeps/linux/i386/bits/select.h b/libc/sysdeps/linux/i386/bits/select.h
index 6acfc5b9a..972bfb685 100644
--- a/libc/sysdeps/linux/i386/bits/select.h
+++ b/libc/sysdeps/linux/i386/bits/select.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_SELECT_H
 # error "Never use <bits/select.h> directly; include <sys/select.h> instead."
@@ -28,7 +28,7 @@
     int __d0, __d1;							      \
     __asm__ __volatile__ ("cld; rep; stosl"				      \
 			  : "=c" (__d0), "=D" (__d1)			      \
-			  : "a" (0), "0" (sizeof (__fd_set)		      \
+			  : "a" (0), "0" (sizeof (fd_set)		      \
 					  / sizeof (__fd_mask)),	      \
 			    "1" (&__FDS_BITS (fdsp)[0])			      \
 			  : "memory");					      \
@@ -61,8 +61,8 @@
 # define __FD_ZERO(set)  \
   do {									      \
     unsigned int __i;							      \
-    __fd_set *__arr = (set);						      \
-    for (__i = 0; __i < sizeof (__fd_set) / sizeof (__fd_mask); ++__i)	      \
+    fd_set *__arr = (set);						      \
+    for (__i = 0; __i < sizeof (fd_set) / sizeof (__fd_mask); ++__i)	      \
       __FDS_BITS (__arr)[__i] = 0;					      \
   } while (0)
 # define __FD_SET(d, set)    (__FDS_BITS (set)[__FDELT (d)] |= __FDMASK (d))
diff --git a/libc/sysdeps/linux/i386/bits/sem.h b/libc/sysdeps/linux/i386/bits/sem.h
index 3d113a74f..6193501e2 100644
--- a/libc/sysdeps/linux/i386/bits/sem.h
+++ b/libc/sysdeps/linux/i386/bits/sem.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_SEM_H
 # error "Never include <bits/sem.h> directly; use <sys/sem.h> instead."
@@ -40,15 +40,14 @@ struct semid_ds
 {
   struct ipc_perm sem_perm;		/* operation permission struct */
   __time_t sem_otime;			/* last semop() time */
+  unsigned long int __unused1;
   __time_t sem_ctime;			/* last time changed by semctl() */
-  struct sem *__sembase;		/* ptr to first semaphore in array */
-  struct sem_queue *__sem_pending;	/* pending operations */
-  struct sem_queue *__sem_pending_last; /* last pending operation */
-  struct sem_undo *__undo;		/* ondo requests on this array */
-  unsigned short int sem_nsems;		/* number of semaphores in set */
+  unsigned long int __unused2;
+  unsigned long int sem_nsems;		/* number of semaphores in set */
+  unsigned long int __unused3;
+  unsigned long int __unused4;
 };
 
-
 /* The user should define a union like the following to use it for arguments
    for `semctl'.
 
diff --git a/libc/sysdeps/linux/i386/bits/setjmp.h b/libc/sysdeps/linux/i386/bits/setjmp.h
index 2f5b44531..e5e493bca 100644
--- a/libc/sysdeps/linux/i386/bits/setjmp.h
+++ b/libc/sysdeps/linux/i386/bits/setjmp.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /* Define the machine-dependent type `jmp_buf'.  Intel 386 version.  */
 
@@ -29,6 +29,7 @@
 # define JB_BP	3
 # define JB_SP	4
 # define JB_PC	5
+# define JB_SIZE 24
 #endif
 
 #ifndef	_ASM
diff --git a/libc/sysdeps/linux/i386/bits/shm.h b/libc/sysdeps/linux/i386/bits/shm.h
index c7070595b..18246c3bd 100644
--- a/libc/sysdeps/linux/i386/bits/shm.h
+++ b/libc/sysdeps/linux/i386/bits/shm.h
@@ -1,26 +1,26 @@
-/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_SHM_H
 # error "Never include <bits/shm.h> directly; use <sys/shm.h> instead."
 #endif
 
-#include <sys/types.h>
+#include <bits/types.h>
 
 /* Permission flag for shmget.  */
 #define SHM_R		0400		/* or S_IRUGO from <linux/stat.h> */
@@ -36,20 +36,25 @@
 #define SHM_UNLOCK	12		/* unlock segment (root only) */
 
 
+/* Type to count number of attaches.  */
+typedef unsigned long int shmatt_t;
+
 /* Data structure describing a set of semaphores.  */
 struct shmid_ds
   {
     struct ipc_perm shm_perm;		/* operation permission struct */
-    int shm_segsz;			/* size of segment in bytes */
+    size_t shm_segsz;			/* size of segment in bytes */
     __time_t shm_atime;			/* time of last shmat() */
+    unsigned long int __unused1;
     __time_t shm_dtime;			/* time of last shmdt() */
+    unsigned long int __unused2;
     __time_t shm_ctime;			/* time of last change by shmctl() */
-    __ipc_pid_t shm_cpid;		/* pid of creator */
-    __ipc_pid_t shm_lpid;		/* pid of last shmop */
-    unsigned short int shm_nattch;	/* number of current attaches */
-    unsigned short int __shm_npages;	/* size of segment (pages) */
-    unsigned long int *__shm_pages;	/* array of ptrs to frames -> SHMMAX */
-    struct vm_area_struct *__attaches;	/* descriptors for attaches */
+    unsigned long int __unused3;
+    __pid_t shm_cpid;			/* pid of creator */
+    __pid_t shm_lpid;			/* pid of last shmop */
+    shmatt_t shm_nattch;		/* number of current attaches */
+    unsigned long int __unused4;
+    unsigned long int __unused5;
   };
 
 #ifdef __USE_MISC
@@ -64,11 +69,15 @@ struct shmid_ds
 
 struct	shminfo
   {
-    int shmmax;
-    int shmmin;
-    int shmmni;
-    int shmseg;
-    int shmall;
+    unsigned long int shmmax;
+    unsigned long int shmmin;
+    unsigned long int shmmni;
+    unsigned long int shmseg;
+    unsigned long int shmall;
+    unsigned long int __unused1;
+    unsigned long int __unused2;
+    unsigned long int __unused3;
+    unsigned long int __unused4;
   };
 
 struct shm_info
diff --git a/libc/sysdeps/linux/i386/bits/sigaction.h b/libc/sysdeps/linux/i386/bits/sigaction.h
index e74eac22d..48cc5312f 100644
--- a/libc/sysdeps/linux/i386/bits/sigaction.h
+++ b/libc/sysdeps/linux/i386/bits/sigaction.h
@@ -1,21 +1,21 @@
 /* The proper definitions for Linux's sigaction.
-   Copyright (C) 1993, 94, 95, 96, 97, 98, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1993-1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SIGNAL_H
 # error "Never include <bits/sigaction.h> directly; use <signal.h> instead."
@@ -31,7 +31,7 @@ struct sigaction
 	/* Used if SA_SIGINFO is not set.  */
 	__sighandler_t sa_handler;
 	/* Used if SA_SIGINFO is set.  */
-	void (*sa_sigaction) __PMT ((int, siginfo_t *, void *));
+	void (*sa_sigaction) (int, siginfo_t *, void *);
       }
     __sigaction_handler;
 # define sa_handler	__sigaction_handler.sa_handler
@@ -47,7 +47,7 @@ struct sigaction
     int sa_flags;
 
     /* Restore handler.  */
-    void (*sa_restorer) __PMT ((void));
+    void (*sa_restorer) (void);
   };
 
 /* Bits in `sa_flags'.  */
diff --git a/libc/sysdeps/linux/i386/bits/sigcontext.h b/libc/sysdeps/linux/i386/bits/sigcontext.h
index 97cbf4b30..67dcf9498 100644
--- a/libc/sysdeps/linux/i386/bits/sigcontext.h
+++ b/libc/sysdeps/linux/i386/bits/sigcontext.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
 # error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/siginfo.h b/libc/sysdeps/linux/i386/bits/siginfo.h
index 66e626199..70a8c217e 100644
--- a/libc/sysdeps/linux/i386/bits/siginfo.h
+++ b/libc/sysdeps/linux/i386/bits/siginfo.h
@@ -1,29 +1,33 @@
-/* siginfo_t, sigevent and constants.  Linux version.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* siginfo_t, sigevent and constants.  Linux/SPARC version.
+   Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#include <bits/wordsize.h>
+
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -31,9 +35,18 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
-# define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 3)
+# if __WORDSIZE == 64
+#  define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 4)
+# else
+#  define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 3)
+# endif
 
 typedef struct siginfo
   {
@@ -87,7 +100,7 @@ typedef struct siginfo
 	/* SIGPOLL.  */
 	struct
 	  {
-	    int si_band;	/* Band event for SIGPOLL.  */
+	    long int si_band;	/* Band event for SIGPOLL.  */
 	    int si_fd;
 	  } _sigpoll;
       } _sifields;
@@ -97,6 +110,8 @@ typedef struct siginfo
 /* X/Open requires some more fields with fixed names.  */
 # define si_pid		_sifields._kill.si_pid
 # define si_uid		_sifields._kill.si_uid
+# define si_timer1	_sifields._timer._timer1
+# define si_timer2	_sifields._timer._timer2
 # define si_status	_sifields._sigchld.si_status
 # define si_utime	_sifields._sigchld.si_utime
 # define si_stime	_sifields._sigchld.si_stime
@@ -112,7 +127,9 @@ typedef struct siginfo
    signals.  */
 enum
 {
-  SI_SIGIO = -5,		/* Sent by queued SIGIO. */
+  SI_ASYNCNL = -6,		/* Sent by asynch name lookup completion.  */
+# define SI_ASYNCNL	SI_ASYNCNL
+  SI_SIGIO,			/* Sent by queued SIGIO. */
 # define SI_SIGIO	SI_SIGIO
   SI_ASYNCIO,			/* Sent by AIO completion.  */
 # define SI_ASYNCIO	SI_ASYNCIO
@@ -122,8 +139,10 @@ enum
 # define SI_TIMER	SI_TIMER
   SI_QUEUE,			/* Sent by sigqueue.  */
 # define SI_QUEUE	SI_QUEUE
-  SI_USER			/* Sent by kill, sigsend, raise.  */
+  SI_USER,			/* Sent by kill, sigsend, raise.  */
 # define SI_USER	SI_USER
+  SI_KERNEL = 0x80		/* Send by kernel.  */
+#define SI_KERNEL	SI_KERNEL
 };
 
 
@@ -236,12 +255,20 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
 # define __SIGEV_MAX_SIZE	64
-# define __SIGEV_PAD_SIZE	((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
+# if __WORDSIZE == 64
+#  define __SIGEV_PAD_SIZE	((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# else
+#  define __SIGEV_PAD_SIZE	((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
+# endif
+
+/* Forward declaration of the `pthread_attr_t' type.  */
+struct __pthread_attr_s;
 
 typedef struct sigevent
   {
@@ -255,8 +282,8 @@ typedef struct sigevent
 
 	struct
 	  {
-	    void (*_function) __PMT ((sigval_t)); /* Function to start.  */
-	    void *_attribute;			  /* Really pthread_attr_t.  */
+	    void (*_function) (sigval_t);	  /* Function to start.  */
+	    struct __pthread_attr_s *_attribute;  /* Really pthread_attr_t.  */
 	  } _sigev_thread;
       } _sigev_un;
   } sigevent_t;
diff --git a/libc/sysdeps/linux/i386/bits/signum.h b/libc/sysdeps/linux/i386/bits/signum.h
index fb26703d0..74259b492 100644
--- a/libc/sysdeps/linux/i386/bits/signum.h
+++ b/libc/sysdeps/linux/i386/bits/signum.h
@@ -3,19 +3,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifdef	_SIGNAL_H
 
diff --git a/libc/sysdeps/linux/i386/bits/sigset.h b/libc/sysdeps/linux/i386/bits/sigset.h
index de852a8a0..7ccadda45 100644
--- a/libc/sysdeps/linux/i386/bits/sigset.h
+++ b/libc/sysdeps/linux/i386/bits/sigset.h
@@ -3,19 +3,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef	_SIGSET_H_types
 # define _SIGSET_H_types	1
@@ -97,8 +97,6 @@ typedef struct
 #  endif
 # endif
 
-__BEGIN_DECLS
-
 /* These functions needn't check for a bogus signal number -- error
    checking is done in the non __ versions.  */
 
@@ -123,6 +121,5 @@ __SIGSETFN (__sigdelset, ((__set->__val[__word] &= ~__mask), 0), )
 #  undef __SIGSETFN
 # endif
 
-__END_DECLS
 
 #endif /* ! _SIGSET_H_fns.  */
diff --git a/libc/sysdeps/linux/i386/bits/sigstack.h b/libc/sysdeps/linux/i386/bits/sigstack.h
index 905e87fd9..7f260367b 100644
--- a/libc/sysdeps/linux/i386/bits/sigstack.h
+++ b/libc/sysdeps/linux/i386/bits/sigstack.h
@@ -1,21 +1,21 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SIGNAL_H
 # error "Never include this file directly.  Use <signal.h> instead"
@@ -25,7 +25,7 @@
 /* Structure describing a signal stack (obsolete).  */
 struct sigstack
   {
-    __ptr_t ss_sp;		/* Signal stack pointer.  */
+    void *ss_sp;		/* Signal stack pointer.  */
     int ss_onstack;		/* Nonzero if executing on this stack.  */
   };
 
@@ -49,7 +49,7 @@ enum
 /* Alternate, preferred interface.  */
 typedef struct sigaltstack
   {
-    __ptr_t ss_sp;
+    void *ss_sp;
     int ss_flags;
     size_t ss_size;
   } stack_t;
diff --git a/libc/sysdeps/linux/i386/bits/sigthread.h b/libc/sysdeps/linux/i386/bits/sigthread.h
index a63319c52..b86e75f20 100644
--- a/libc/sysdeps/linux/i386/bits/sigthread.h
+++ b/libc/sysdeps/linux/i386/bits/sigthread.h
@@ -1,5 +1,5 @@
 /* Signal handling function for threaded programs.
-   Copyright (C) 1998 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -17,7 +17,7 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#ifndef _BITS_SIGTHREAD_H 
+#ifndef _BITS_SIGTHREAD_H
 #define _BITS_SIGTHREAD_H	1
 
 #if !defined _SIGNAL_H && !defined _PTHREAD_H
@@ -26,16 +26,13 @@
 
 /* Functions for handling signals. */
 
-__BEGIN_DECLS
-
 /* Modify the signal mask for the calling thread.  The arguments have
    the same meaning as for sigprocmask(2). */
-extern int pthread_sigmask __P ((int __how, __const __sigset_t *__newmask,
-				 __sigset_t *__oldmask));
+extern int pthread_sigmask (int __how,
+			    __const __sigset_t *__restrict __newmask,
+			    __sigset_t *__restrict __oldmask)__THROW;
 
 /* Send signal SIGNO to the given thread. */
-extern int pthread_kill __P ((pthread_t __thread, int __signo));
-
-__END_DECLS
+extern int pthread_kill (pthread_t __thread, int __signo) __THROW;
 
 #endif	/* bits/sigthread.h */
diff --git a/libc/sysdeps/linux/i386/bits/sockaddr.h b/libc/sysdeps/linux/i386/bits/sockaddr.h
index 1cddab4d8..3e1d1312d 100644
--- a/libc/sysdeps/linux/i386/bits/sockaddr.h
+++ b/libc/sysdeps/linux/i386/bits/sockaddr.h
@@ -1,21 +1,21 @@
 /* Definition of `struct sockaddr_*' common members.  Generic/4.2 BSD version.
-   Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1995,1996,1997,1998,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /*
  * Never include this file directly; use <sys/socket.h> instead.
@@ -24,7 +24,6 @@
 #ifndef _BITS_SOCKADDR_H
 #define _BITS_SOCKADDR_H	1
 
-__BEGIN_DECLS
 
 /* POSIX.1g specifies this type name for the `sa_family' member.  */
 typedef unsigned short int sa_family_t;
@@ -38,10 +37,4 @@ typedef unsigned short int sa_family_t;
 
 #define __SOCKADDR_COMMON_SIZE	(sizeof (unsigned short int))
 
-/* Return the length of a `sockaddr' structure.  */
-#define SA_LEN(_x)	__libc_sa_len((_x)->sa_family)
-
-extern int __libc_sa_len __P ((sa_family_t __af));
-
-__END_DECLS
 #endif	/* bits/sockaddr.h */
diff --git a/libc/sysdeps/linux/i386/bits/socket.h b/libc/sysdeps/linux/i386/bits/socket.h
index dc2d58cfc..6ad4a5ed9 100644
--- a/libc/sysdeps/linux/i386/bits/socket.h
+++ b/libc/sysdeps/linux/i386/bits/socket.h
@@ -1,21 +1,21 @@
 /* System-specific socket constants and types.  Linux version.
-   Copyright (C) 1991,92,94,95,96,97,98,99 Free Software Foundation, Inc.
+   Copyright (C) 1991,1992,1994-1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef __BITS_SOCKET_H
 #define __BITS_SOCKET_H
@@ -32,7 +32,10 @@
 #include <sys/types.h>
 
 /* Type for length arguments in socket calls.  */
-typedef unsigned int socklen_t;
+#ifndef __socklen_t_defined
+typedef __socklen_t socklen_t;
+# define __socklen_t_defined
+#endif
 
 /* Types of sockets.  */
 enum __socket_type
@@ -82,7 +85,10 @@ enum __socket_type
 #define	PF_ECONET	19	/* Acorn Econet.  */
 #define	PF_ATMSVC	20	/* ATM SVCs.  */
 #define	PF_SNA		22	/* Linux SNA Project */
-#define PF_IRDA		23	/* IRDA sockets.  */
+#define	PF_IRDA		23	/* IRDA sockets.  */
+#define	PF_PPPOX	24	/* PPPoX sockets.  */
+#define	PF_WANPIPE	25	/* Wanpipe API sockets.  */
+#define	PF_BLUETOOTH	31	/* Bluetooth sockets.  */
 #define	PF_MAX		32	/* For now..  */
 
 /* Address families.  */
@@ -111,7 +117,10 @@ enum __socket_type
 #define	AF_ECONET	PF_ECONET
 #define	AF_ATMSVC	PF_ATMSVC
 #define	AF_SNA		PF_SNA
-#define AF_IRDA		PF_IRDA
+#define	AF_IRDA		PF_IRDA
+#define	AF_PPPOX	PF_PPPOX
+#define	AF_WANPIPE	PF_WANPIPE
+#define	AF_BLUETOOTH	PF_BLUETOOTH
 #define	AF_MAX		PF_MAX
 
 /* Socket level values.  Others are defined in the appropriate headers.
@@ -152,7 +161,7 @@ struct sockaddr
 
 struct sockaddr_storage
   {
-    __SOCKADDR_COMMON (__ss_);	/* Address family, etc.  */
+    __SOCKADDR_COMMON (ss_);	/* Address family, etc.  */
     __ss_aligntype __ss_align;	/* Force desired alignment.  */
     char __ss_padding[_SS_PADSIZE];
   };
@@ -188,14 +197,16 @@ enum
 #define	MSG_FIN		MSG_FIN
     MSG_SYN		= 0x400,
 #define	MSG_SYN		MSG_SYN
-    MSG_URG		= 0x800,
-#define	MSG_URG		MSG_URG
+    MSG_CONFIRM		= 0x800, /* Confirm path validity.  */
+#define	MSG_CONFIRM	MSG_CONFIRM
     MSG_RST		= 0x1000,
 #define	MSG_RST		MSG_RST
     MSG_ERRQUEUE	= 0x2000, /* Fetch message from error queue.  */
 #define	MSG_ERRQUEUE	MSG_ERRQUEUE
-    MSG_NOSIGNAL	= 0x4000  /* Do not generate SIGPIPE.  */
+    MSG_NOSIGNAL	= 0x4000, /* Do not generate SIGPIPE.  */
 #define	MSG_NOSIGNAL	MSG_NOSIGNAL
+    MSG_MORE		= 0x8000  /* Sender will send more.  */
+#define	MSG_MORE	MSG_MORE
   };
 
 
@@ -203,14 +214,14 @@ enum
    `sendmsg' and received by `recvmsg'.  */
 struct msghdr
   {
-    __ptr_t msg_name;		/* Address to send to/receive from.  */
+    void *msg_name;		/* Address to send to/receive from.  */
     socklen_t msg_namelen;	/* Length of address data.  */
 
     struct iovec *msg_iov;	/* Vector of data to send/receive into.  */
-    size_t msg_iovlen;		/* Number of elements in the vector.  */
+    int msg_iovlen;		/* Number of elements in the vector.  */
 
-    __ptr_t msg_control;	/* Ancillary data (eg BSD filedesc passing). */
-    size_t msg_controllen;	/* Ancillary data buffer length.  */
+    void *msg_control;		/* Ancillary data (eg BSD filedesc passing). */
+    socklen_t msg_controllen;	/* Ancillary data buffer length.  */
 
     int msg_flags;		/* Flags on received message.  */
   };
@@ -222,10 +233,8 @@ struct cmsghdr
 				   of cmsghdr structure.  */
     int cmsg_level;		/* Originating protocol.  */
     int cmsg_type;		/* Protocol specific type.  */
-#if !defined __STRICT_ANSI__ && defined __GNUC__ && __GNUC__ >= 2
-    unsigned char __cmsg_data[0]; /* Ancillary data.  */
+    __extension__ unsigned char __cmsg_data __flexarr; /* Ancillary data.  */
     /* XXX Perhaps this should be removed.  */
-#endif
   };
 
 /* Ancillary data object manipulation macros.  */
@@ -239,19 +248,19 @@ struct cmsghdr
   ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr)		      \
    ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) NULL)
 #define CMSG_ALIGN(len) (((len) + sizeof (size_t) - 1) \
-			 & ~(sizeof (size_t) - 1))
+			 & (size_t) ~(sizeof (size_t) - 1))
 #define CMSG_SPACE(len) (CMSG_ALIGN (len) \
 			 + CMSG_ALIGN (sizeof (struct cmsghdr)))
 #define CMSG_LEN(len)   (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
 
-extern struct cmsghdr *__cmsg_nxthdr __P ((struct msghdr *__mhdr,
-					   struct cmsghdr *__cmsg));
+extern struct cmsghdr *__cmsg_nxthdr (struct msghdr *__mhdr,
+				      struct cmsghdr *__cmsg) __THROW;
 #ifdef __USE_EXTERN_INLINES
 # ifndef _EXTERN_INLINE
 #  define _EXTERN_INLINE extern __inline
 # endif
 _EXTERN_INLINE struct cmsghdr *
-__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg)
+__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg) __THROW
 {
   if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
     /* The kernel header does this so there may be a reason.  */
@@ -259,10 +268,10 @@ __cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg)
 
   __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
 			       + CMSG_ALIGN (__cmsg->cmsg_len));
-  if ((unsigned char *) (__cmsg + 1) >= ((unsigned char *) __mhdr->msg_control
-					 + __mhdr->msg_controllen)
+  if ((unsigned char *) (__cmsg + 1) > ((unsigned char *) __mhdr->msg_control
+					+ __mhdr->msg_controllen)
       || ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)
-	  >= ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
+	  > ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
     /* No more entries.  */
     return 0;
   return __cmsg;
diff --git a/libc/sysdeps/linux/i386/bits/stat.h b/libc/sysdeps/linux/i386/bits/stat.h
index c175668a0..f446a91db 100644
--- a/libc/sysdeps/linux/i386/bits/stat.h
+++ b/libc/sysdeps/linux/i386/bits/stat.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1992, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1992,95,96,97,98,99,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_STAT_H
 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
@@ -40,7 +40,7 @@ struct stat
 #ifndef __USE_FILE_OFFSET64
     __ino_t st_ino;			/* File serial number.	*/
 #else
-    __ino64_t st_ino;			/* File serial number.	*/
+    __ino_t __st_ino;			/* 32bit file serial number.	*/
 #endif
     __mode_t st_mode;			/* File mode.  */
     __nlink_t st_nlink;			/* Link count.  */
@@ -53,7 +53,7 @@ struct stat
 #else
     __off64_t st_size;			/* Size of file, in bytes.  */
 #endif
-    unsigned long int st_blksize;	/* Optimal block size for I/O.  */
+    __blksize_t st_blksize;		/* Optimal block size for I/O.  */
 
 #ifndef __USE_FILE_OFFSET64
     __blkcnt_t st_blocks;		/* Number 512-byte blocks allocated. */
@@ -66,25 +66,29 @@ struct stat
     unsigned long int __unused2;
     __time_t st_ctime;			/* Time of last status change.  */
     unsigned long int __unused3;
+#ifndef __USE_FILE_OFFSET64
     unsigned long int __unused4;
     unsigned long int __unused5;
+#else
+    __ino64_t st_ino;			/* File serial number.	*/
+#endif
   };
 
 #ifdef __USE_LARGEFILE64
 struct stat64
   {
     __dev_t st_dev;			/* Device.  */
-    unsigned short int __pad1;
+    unsigned int __pad1;
 
-    __ino64_t st_ino;			/* File serial number.	*/
+    __ino_t __st_ino;			/* 32bit file serial number.	*/
     __mode_t st_mode;			/* File mode.  */
     __nlink_t st_nlink;			/* Link count.  */
     __uid_t st_uid;			/* User ID of the file's owner.	*/
     __gid_t st_gid;			/* Group ID of the file's group.*/
     __dev_t st_rdev;			/* Device number, if device.  */
-    unsigned short int __pad2;
+    unsigned int __pad2;
     __off64_t st_size;			/* Size of file, in bytes.  */
-    unsigned long int st_blksize;	/* Optimal block size for I/O.  */
+    __blksize_t st_blksize;		/* Optimal block size for I/O.  */
 
     __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
     __time_t st_atime;			/* Time of last access.  */
@@ -93,8 +97,7 @@ struct stat64
     unsigned long int __unused2;
     __time_t st_ctime;			/* Time of last status change.  */
     unsigned long int __unused3;
-    unsigned long int __unused4;
-    unsigned long int __unused5;
+    __ino64_t st_ino;			/* File serial number.		*/
   };
 #endif
 
@@ -112,11 +115,15 @@ struct stat64
 #define	__S_IFBLK	0060000	/* Block device.  */
 #define	__S_IFREG	0100000	/* Regular file.  */
 #define	__S_IFIFO	0010000	/* FIFO.  */
-
-/* These don't actually exist on System V, but having them doesn't hurt.  */
 #define	__S_IFLNK	0120000	/* Symbolic link.  */
 #define	__S_IFSOCK	0140000	/* Socket.  */
 
+/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
+   they do it by enforcing the correct use of the macros.  */
+#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
+
 /* Protection bits.  */
 
 #define	__S_ISUID	04000	/* Set user ID on execution.  */
diff --git a/libc/sysdeps/linux/i386/bits/statfs.h b/libc/sysdeps/linux/i386/bits/statfs.h
index 31ae564b4..78c9bdbbc 100644
--- a/libc/sysdeps/linux/i386/bits/statfs.h
+++ b/libc/sysdeps/linux/i386/bits/statfs.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_STATFS_H
 # error "Never include <bits/statfs.h> directly; use <sys/statfs.h> instead."
@@ -59,3 +59,6 @@ struct statfs64
     int f_spare[6];
   };
 #endif
+
+/* Tell code we have this member.  */
+#define _STATFS_F_NAMELEN
diff --git a/libc/sysdeps/linux/i386/bits/statvfs.h b/libc/sysdeps/linux/i386/bits/statvfs.h
index fc6380684..32e03f31e 100644
--- a/libc/sysdeps/linux/i386/bits/statvfs.h
+++ b/libc/sysdeps/linux/i386/bits/statvfs.h
@@ -1,26 +1,26 @@
-/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_STATVFS_H
 # error "Never include <bits/statvfs.h> directly; use <sys/statvfs.h> instead."
 #endif
 
-#include <bits/types.h>  /* For __fsid_t, __fsblkcnt_t and __fsfilcnt_t.  */
+#include <bits/types.h>  /* For __fsblkcnt_t and __fsfilcnt_t.  */
 
 struct statvfs
   {
@@ -41,11 +41,13 @@ struct statvfs
     __fsfilcnt64_t f_ffree;
     __fsfilcnt64_t f_favail;
 #endif
-    __fsid_t f_fsid;
+    unsigned long int f_fsid;
+    int __f_unused;
     unsigned long int f_flag;
     unsigned long int f_namemax;
-    int f_spare[6];
+    int __f_spare[6];
   };
+#define _STATVFSBUF_F_UNUSED
 
 #ifdef __USE_LARGEFILE64
 struct statvfs64
@@ -58,10 +60,11 @@ struct statvfs64
     __fsfilcnt64_t f_files;
     __fsfilcnt64_t f_ffree;
     __fsfilcnt64_t f_favail;
-    __fsid_t f_fsid;
+    unsigned long int f_fsid;
+    int __f_unused;
     unsigned long int f_flag;
     unsigned long int f_namemax;
-    int f_spare[6];
+    int __f_spare[6];
   };
 #endif
 
@@ -73,22 +76,24 @@ enum
 #define ST_RDONLY	ST_RDONLY
   ST_NOSUID = 2,		/* Ignore suid and sgid bits.  */
 #define ST_NOSUID	ST_NOSUID
+#ifdef __USE_GNU
   ST_NODEV = 4,			/* Disallow access to device special files.  */
-#define ST_NODEV	ST_NODEV
+# define ST_NODEV	ST_NODEV
   ST_NOEXEC = 8,		/* Disallow program execution.  */
-#define ST_NOEXEC	ST_NOEXEC
+# define ST_NOEXEC	ST_NOEXEC
   ST_SYNCHRONOUS = 16,		/* Writes are synced at once.  */
-#define ST_SYNCHRONOUS	ST_SYNCHRONOUS
+# define ST_SYNCHRONOUS	ST_SYNCHRONOUS
   ST_MANDLOCK = 64,		/* Allow mandatory locks on an FS.  */
-#define ST_MANDLOCK	ST_MANDLOCK
+# define ST_MANDLOCK	ST_MANDLOCK
   ST_WRITE = 128,		/* Write on file/directory/symlink.  */
-#define ST_WRITE	ST_WRITE
+# define ST_WRITE	ST_WRITE
   ST_APPEND = 256,		/* Append-only file.  */
-#define ST_APPEND	ST_APPEND
+# define ST_APPEND	ST_APPEND
   ST_IMMUTABLE = 512,		/* Immutable file.  */
-#define ST_IMMUTABLE	ST_IMMUTABLE
+# define ST_IMMUTABLE	ST_IMMUTABLE
   ST_NOATIME = 1024,		/* Do not update access times.  */
-#define ST_NOATIME	ST_NOATIME
+# define ST_NOATIME	ST_NOATIME
   ST_NODIRATIME			/* Do not update directory access times.  */
-#define ST_NODIRATIME	ST_NODIRATIME
+# define ST_NODIRATIME	ST_NODIRATIME
+#endif	/* Use GNU.  */
 };
diff --git a/libc/sysdeps/linux/i386/bits/stdio-lock.h b/libc/sysdeps/linux/i386/bits/stdio-lock.h
index edc69f6cf..a1893c8bd 100644
--- a/libc/sysdeps/linux/i386/bits/stdio-lock.h
+++ b/libc/sysdeps/linux/i386/bits/stdio-lock.h
@@ -1,5 +1,5 @@
 /* Thread package specific definitions of stream lock type.
-   Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -26,7 +26,18 @@ typedef pthread_mutex_t _IO_lock_t;
 
 
 #define _IO_cleanup_region_start(_fct, _fp) \
-     __libc_cleanup_region_start (_fct, _fp)
+  { struct _pthread_cleanup_buffer _buffer;				      \
+    int _avail = (((_fp)->_flags & _IO_USER_LOCK) == 0			      \
+		  && _pthread_cleanup_push_defer != NULL);		      \
+    if (_avail) {							      \
+      _pthread_cleanup_push_defer (&_buffer, (_fct), (_fp));		      \
+    }
+#define _IO_cleanup_region_start_noarg(_fct) \
+  { struct _pthread_cleanup_buffer _buffer;				      \
+    int _avail = _pthread_cleanup_push_defer != NULL;			      \
+    if (_avail) {							      \
+      _pthread_cleanup_push_defer (&_buffer, (_fct), NULL);		      \
+    }
 #define _IO_cleanup_region_end(_doit) \
      __libc_cleanup_region_end (_doit)
 #define _IO_lock_init(_name) \
diff --git a/libc/sysdeps/linux/i386/bits/stdio.h b/libc/sysdeps/linux/i386/bits/stdio.h
index c58643461..118118adc 100644
--- a/libc/sysdeps/linux/i386/bits/stdio.h
+++ b/libc/sysdeps/linux/i386/bits/stdio.h
@@ -1,20 +1,21 @@
 /* Optimizing macros and inline functions for stdio functions.
-   Copyright (C) 198 Free Software Foundation, Inc.
+   Copyright (C) 1998, 2000, 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _STDIO_H
 # error "Never include <bits/stdio.h> directly; use <stdio.h> instead."
@@ -30,14 +31,14 @@
 #ifdef __USE_EXTERN_INLINES
 /* Write formatted output to stdout from argument list ARG.  */
 __STDIO_INLINE int
-vprintf (__const char *__restrict __fmt, _G_va_list __arg)
+vprintf (__const char *__restrict __fmt, _G_va_list __arg) __THROW
 {
   return vfprintf (stdout, __fmt, __arg);
 }
 
 /* Read a character from stdin.  */
 __STDIO_INLINE int
-getchar (void)
+getchar (void) __THROW
 {
   return _IO_getc (stdin);
 }
@@ -46,14 +47,14 @@ getchar (void)
 # if defined __USE_POSIX || defined __USE_MISC
 /* This is defined in POSIX.1:1996.  */
 __STDIO_INLINE int
-getc_unlocked (FILE *__fp)
+getc_unlocked (FILE *__fp) __THROW
 {
   return _IO_getc_unlocked (__fp);
 }
 
 /* This is defined in POSIX.1:1996.  */
 __STDIO_INLINE int
-getchar_unlocked (void)
+getchar_unlocked (void) __THROW
 {
   return _IO_getc_unlocked (stdin);
 }
@@ -62,7 +63,7 @@ getchar_unlocked (void)
 
 /* Write a character to stdout.  */
 __STDIO_INLINE int
-putchar (int __c)
+putchar (int __c) __THROW
 {
   return _IO_putc (__c, stdout);
 }
@@ -71,7 +72,7 @@ putchar (int __c)
 # ifdef __USE_MISC
 /* Faster version when locking is not necessary.  */
 __STDIO_INLINE int
-fputc_unlocked (int __c, FILE *__stream)
+fputc_unlocked (int __c, FILE *__stream) __THROW
 {
   return _IO_putc_unlocked (__c, __stream);
 }
@@ -81,14 +82,14 @@ fputc_unlocked (int __c, FILE *__stream)
 # if defined __USE_POSIX || defined __USE_MISC
 /* This is defined in POSIX.1:1996.  */
 __STDIO_INLINE int
-putc_unlocked (int __c, FILE *__stream)
+putc_unlocked (int __c, FILE *__stream) __THROW
 {
   return _IO_putc_unlocked (__c, __stream);
 }
 
 /* This is defined in POSIX.1:1996.  */
 __STDIO_INLINE int
-putchar_unlocked (int __c)
+putchar_unlocked (int __c) __THROW
 {
   return _IO_putc_unlocked (__c, stdout);
 }
@@ -98,7 +99,7 @@ putchar_unlocked (int __c)
 # ifdef	__USE_GNU
 /* Like `getdelim', but reads up to a newline.  */
 __STDIO_INLINE _IO_ssize_t
-getline (char **__lineptr, size_t *__n, FILE *__stream)
+getline (char **__lineptr, size_t *__n, FILE *__stream) __THROW
 {
   return __getdelim (__lineptr, __n, '\n', __stream);
 }
@@ -108,14 +109,14 @@ getline (char **__lineptr, size_t *__n, FILE *__stream)
 # ifdef __USE_MISC
 /* Faster versions when locking is not required.  */
 __STDIO_INLINE int
-feof_unlocked (FILE *__stream)
+feof_unlocked (FILE *__stream) __THROW
 {
   return _IO_feof_unlocked (__stream);
 }
 
 /* Faster versions when locking is not required.  */
 __STDIO_INLINE int
-ferror_unlocked (FILE *__stream)
+ferror_unlocked (FILE *__stream) __THROW
 {
   return _IO_ferror_unlocked (__stream);
 }
diff --git a/libc/sysdeps/linux/i386/bits/stdio_lim.h b/libc/sysdeps/linux/i386/bits/stdio_lim.h
index 9787b4358..ea6d693f5 100644
--- a/libc/sysdeps/linux/i386/bits/stdio_lim.h
+++ b/libc/sysdeps/linux/i386/bits/stdio_lim.h
@@ -1,29 +1,29 @@
-/* Copyright (C) 1994, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1994, 1997, 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
-#if !defined _STDIO_H && !defined __need_FOPEN_MAX
+#if !defined _STDIO_H && !defined __need_FOPEN_MAX && !defined __need_IOV_MAX
 # error "Never include <bits/stdio_lim.h> directly; use <stdio.h> instead."
 #endif
 
 #ifdef _STDIO_H
 # define L_tmpnam 20
 # define TMP_MAX 238328
-# define FILENAME_MAX 255
+# define FILENAME_MAX 4095 
 
 # ifdef __USE_POSIX
 #  define L_ctermid 9
@@ -33,5 +33,9 @@
 
 #if defined __need_FOPEN_MAX || defined _STDIO_H
 # undef  FOPEN_MAX
-# define FOPEN_MAX 256 
+# define FOPEN_MAX 16
+#endif
+
+#if defined __need_IOV_MAX && !defined IOV_MAX
+# define IOV_MAX 1024 
 #endif
diff --git a/libc/sysdeps/linux/i386/bits/string.h b/libc/sysdeps/linux/i386/bits/string.h
index 44d6f8ba4..79bd40b97 100644
--- a/libc/sysdeps/linux/i386/bits/string.h
+++ b/libc/sysdeps/linux/i386/bits/string.h
@@ -1,21 +1,21 @@
 /* Optimized, inlined string functions.  i386 version.
-   Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _STRING_H
 # error "Never use <bits/string.h> directly; include <string.h> instead."
@@ -28,7 +28,7 @@
 /* We only provide optimizations if the user selects them and if
    GNU CC is used.  */
 #if !defined __NO_STRING_INLINES && defined __USE_STRING_INLINES \
-    && defined __GNUC__ && __GNUC__ >= 2
+    && defined __GNUC__ && __GNUC__ >= 2 && !__BOUNDED_POINTERS__
 
 #ifndef __STRING_INLINE
 # ifdef __cplusplus
@@ -176,6 +176,7 @@ memmove (void *__dest, __const void *__src, size_t __n)
 
 /* Set N bytes of S to C.  */
 #define _HAVE_STRING_ARCH_memset 1
+#define _USE_STRING_ARCH_memset 1
 #define memset(s, c, n) \
   (__extension__ (__builtin_constant_p (c)				      \
 		  ? (__builtin_constant_p (n)				      \
@@ -300,11 +301,37 @@ memchr (__const void *__s, int __c, size_t __n)
      "movl $1,%0\n"
      "1:"
      : "=D" (__res), "=&c" (__d0)
-     : "a" (__c), "0" (__s), "1" (__n));
+     : "a" (__c), "0" (__s), "1" (__n)
+     : "cc");
   return __res - 1;
 }
 #endif
 
+#define _HAVE_STRING_ARCH_memrchr 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE void *
+__memrchr (__const void *__s, int __c, size_t __n)
+{
+  register unsigned long int __d0;
+  register void *__res;
+  if (__n == 0)
+    return NULL;
+  __asm__ __volatile__
+    ("std\n\t"
+     "repne; scasb\n\t"
+     "je 1f\n\t"
+     "orl $-1,%0\n"
+     "1:\tcld"
+     : "=D" (__res), "=&c" (__d0)
+     : "a" (__c), "0" (__s + __n - 1), "1" (__n)
+     : "cc");
+  return __res + 1;
+}
+# ifdef __USE_GNU
+#  define memrchr(s, c, n) __memrchr (s, c, n)
+# endif
+#endif
+
 /* Return the length of S.  */
 #define _HAVE_STRING_ARCH_strlen 1
 #ifndef _FORCE_INLINES
@@ -444,7 +471,7 @@ strcmp (__const char *__s1, __const char *__s2)
      "jmp	3f\n"
      "2:\n\t"
      "sbbl	%%eax,%%eax\n\t"
-     "orb	$1,%%eax\n"
+     "orb	$1,%%al\n"
      "3:"
      : "=a" (__res), "=&S" (__d0), "=&D" (__d1)
      : "1" (__s1), "2" (__s2)
@@ -487,6 +514,7 @@ strncmp (__const char *__s1, __const char *__s2, size_t __n)
 
 /* Find the first occurrence of C in S.  */
 #define _HAVE_STRING_ARCH_strchr 1
+#define _USE_STRING_ARCH_strchr 1
 #define strchr(s, c) \
   (__extension__ (__builtin_constant_p (c)				      \
 		  ? __strchr_c (s, ((c) & 0xff) << 8)			      \
diff --git a/libc/sysdeps/linux/i386/bits/string2.h b/libc/sysdeps/linux/i386/bits/string2.h
index 734f5b0e3..e2e5c0053 100644
--- a/libc/sysdeps/linux/i386/bits/string2.h
+++ b/libc/sysdeps/linux/i386/bits/string2.h
@@ -1,28 +1,28 @@
 /* Machine-independant string function optimizations.
-   Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _STRING_H
 # error "Never use <bits/string2.h> directly; include <string.h> instead."
 #endif
 
-#ifndef __NO_STRING_INLINES
+#if !defined __NO_STRING_INLINES && !defined __BOUNDED_POINTERS__
 
 /* Unlike the definitions in the header <bits/string.h> the
    definitions contained here are not optimized down to assembler
@@ -186,8 +186,7 @@ __STRING2_COPY_TYPE (8);
 
 /* GCC optimizes memset(s, 0, n) but not bzero(s, n).
    The optimization is broken before EGCS 1.1.  */
-# if defined __GNUC__ \
-     && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 90))
+# if __GNUC_PREREQ (2, 91)
 #  define __bzero(s, n) __builtin_memset (s, '\0', n)
 # endif
 
@@ -209,8 +208,8 @@ __STRING2_COPY_TYPE (8);
 
 #  if _STRING_ARCH_unaligned
 #   define __mempcpy_args(src) \
-     ((char *) (src))[0], ((char *) (src))[2], ((char *) (src))[4],	      \
-     ((char *) (src))[6],						      \
+     ((__const char *) (src))[0], ((__const char *) (src))[2],		      \
+     ((__const char *) (src))[4], ((__const char *) (src))[6],		      \
      __extension__ __STRING2_SMALL_GET16 (src, 0),			      \
      __extension__ __STRING2_SMALL_GET16 (src, 4),			      \
      __extension__ __STRING2_SMALL_GET32 (src, 0),			      \
@@ -369,7 +368,7 @@ __mempcpy_small (void *__dest, char __src1,
 
 /* Return pointer to C in S.  */
 #ifndef _HAVE_STRING_ARCH_strchr
-extern __ptr_t __rawmemchr (const __ptr_t __s, int __c);
+extern void *__rawmemchr (const void *__s, int __c);
 # define strchr(s, c) \
   (__extension__ (__builtin_constant_p (c) && (c) == '\0'		      \
 		  ? (char *) __rawmemchr (s, c)				      \
@@ -699,7 +698,7 @@ __stpcpy_small (char *__dest,
 
 /* Copy no more than N characters of SRC to DEST.  */
 #ifndef _HAVE_STRING_ARCH_strncpy
-# if defined _HAVE_STRING_ARCH_memset && defined _HAVE_STRING_ARCH_mempcpy
+# if defined _USE_STRING_ARCH_memset && defined _USE_STRING_ARCH_mempcpy
 #  define strncpy(dest, src, n) \
   (__extension__ ({ char *__dest = (dest);				      \
 		    __builtin_constant_p (src) && __builtin_constant_p (n)    \
@@ -722,13 +721,14 @@ __stpcpy_small (char *__dest,
 
 /* Append no more than N characters from SRC onto DEST.  */
 #ifndef _HAVE_STRING_ARCH_strncat
-# ifdef _HAVE_STRING_ARCH_strchr
+# ifdef _USE_STRING_ARCH_strchr
 #  define strncat(dest, src, n) \
   (__extension__ ({ char *__dest = (dest);				      \
 		    __builtin_constant_p (src) && __builtin_constant_p (n)    \
 		    ? (strlen (src) < ((size_t) (n))			      \
 		       ? strcat (__dest, src)				      \
-		       : (memcpy (strchr (__dest, '\0'), src, n), __dest))    \
+		       : (*((char *) __mempcpy (strchr (__dest, '\0'),	      \
+						src, n)) = '\0', __dest))     \
 		    : strncat (dest, src, n); }))
 # else
 #  define strncat(dest, src, n) \
@@ -915,7 +915,7 @@ __strcspn_c3 (__const char *__s, char __reject1, char __reject2,
   ({ char __a0, __a1, __a2;						      \
      (__builtin_constant_p (accept) && __string2_1bptr_p (accept)	      \
       ? ((__a0 = ((__const char *) (accept))[0], __a0 == '\0')		      \
-	 ? 0								      \
+	 ? ((void) (s), 0)						      \
 	 : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0')	      \
 	    ? __strspn_c1 (s, __a0)					      \
 	    : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0')	      \
@@ -970,7 +970,7 @@ __strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3)
   ({ char __a0, __a1, __a2;						      \
      (__builtin_constant_p (accept) && __string2_1bptr_p (accept)	      \
       ? ((__a0 = ((__const char  *) (accept))[0], __a0 == '\0')		      \
-	 ? NULL								      \
+	 ? ((void) (s), NULL)						      \
 	 : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0')	      \
 	    ? strchr (s, __a0)						      \
 	    : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0')	      \
@@ -980,10 +980,10 @@ __strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3)
 		  : strpbrk (s, accept)))))				      \
       : strpbrk (s, accept)); })
 
-__STRING_INLINE char *__strpbrk_c2 (__const char *__s, char __accept1,
-				     char __accept2);
+__STRING_INLINE char *__strpbrk_c2 (__const char *__s, int __accept1,
+				     int __accept2);
 __STRING_INLINE char *
-__strpbrk_c2 (__const char *__s, char __accept1, char __accept2)
+__strpbrk_c2 (__const char *__s, int __accept1, int __accept2)
 {
   /* Please note that __accept1 and __accept2 never can be '\0'.  */
   while (*__s != '\0' && *__s != __accept1 && *__s != __accept2)
@@ -991,11 +991,11 @@ __strpbrk_c2 (__const char *__s, char __accept1, char __accept2)
   return *__s == '\0' ? NULL : (char *) (size_t) __s;
 }
 
-__STRING_INLINE char *__strpbrk_c3 (__const char *__s, char __accept1,
-				     char __accept2, char __accept3);
+__STRING_INLINE char *__strpbrk_c3 (__const char *__s, int __accept1,
+				     int __accept2, int __accept3);
 __STRING_INLINE char *
-__strpbrk_c3 (__const char *__s, char __accept1, char __accept2,
-	      char __accept3)
+__strpbrk_c3 (__const char *__s, int __accept1, int __accept2,
+	      int __accept3)
 {
   /* Please note that __accept1 to __accept3 never can be '\0'.  */
   while (*__s != '\0' && *__s != __accept1 && *__s != __accept2
@@ -1006,8 +1006,9 @@ __strpbrk_c3 (__const char *__s, char __accept1, char __accept2,
 #endif
 
 
-/* Find the first occurrence of NEEDLE in HAYSTACK.  */
-#ifndef _HAVE_STRING_ARCH_strstr
+/* Find the first occurrence of NEEDLE in HAYSTACK.  Newer gcc versions
+   do this itself.  */
+#if !defined _HAVE_STRING_ARCH_strstr && !__GNUC_PREREQ (2, 97)
 # define strstr(haystack, needle) \
   (__extension__ (__builtin_constant_p (needle) && __string2_1bptr_p (needle) \
 		  ? (((__const char *) (needle))[0] == '\0'		      \
@@ -1189,6 +1190,7 @@ __strsep_g (char **__s, __const char *__reject)
 
 # ifndef _HAVE_STRING_ARCH_strdup
 
+extern char *__strdup (__const char *__string) __THROW __attribute_malloc__;
 #  define __strdup(s) \
   (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s)	      \
 		  ? (((__const char *) (s))[0] == '\0'			      \
@@ -1205,6 +1207,34 @@ __strsep_g (char **__s, __const char *__reject)
 #  endif
 # endif
 
+# ifndef _HAVE_STRING_ARCH_strndup
+
+extern char *__strndup (__const char *__string, size_t __n)
+     __THROW __attribute_malloc__;
+#  define __strndup(s, n) \
+  (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s)	      \
+		  ? (((__const char *) (s))[0] == '\0'			      \
+		     ? (char *) calloc (1, 1)				      \
+		     : ({ size_t __len = strlen (s) + 1;		      \
+			  size_t __n = (n);				      \
+			  char *__retval;				      \
+			  if (__n < __len)				      \
+			    __len = __n;				      \
+			  __retval = (char *) malloc (__len);		      \
+			  if (__retval != NULL)				      \
+			    {						      \
+			      __retval[__len - 1] = '\0';		      \
+			      __retval = (char *) memcpy (__retval, s,	      \
+							  __len - 1);	      \
+			    }						      \
+			  __retval; }))					      \
+		  : __strndup ((s), (n))))
+
+#  ifdef __USE_GNU
+#   define strndup(s, n) __strndup ((s), (n))
+#  endif
+# endif
+
 #endif /* Use misc. or use GNU.  */
 
 #ifndef _FORCE_INLINES
diff --git a/libc/sysdeps/linux/i386/bits/stropts.h b/libc/sysdeps/linux/i386/bits/stropts.h
index ed807473c..21538c31d 100644
--- a/libc/sysdeps/linux/i386/bits/stropts.h
+++ b/libc/sysdeps/linux/i386/bits/stropts.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _BITS_STROPTS_H
 #define _BITS_STROPTS_H	1
@@ -61,7 +61,7 @@
 				   of a STREAMS pipe.  */
 #define I_RECVFD    (__SID |14) /* Non-EFT definition.  */
 #define I_SWROPT    (__SID |19) /* Set the write mode.  */
-#define I_GWRSET    (__SID |20) /* Return the current write mode setting.  */
+#define I_GWROPT    (__SID |20) /* Return the current write mode setting.  */
 #define I_LIST	    (__SID |21) /* List all the module names on the STREAM, up
 				   to and including the topmost driver name. */
 #define I_PLINK	    (__SID |22) /* Connect two STREAMs with a persistent
@@ -91,7 +91,9 @@
 #define FLUSHR		0x01	/* Flush read queues.  */
 #define FLUSHW		0x02	/* Flush write queues.  */
 #define FLUSHRW		0x03	/* Flush read and write queues.  */
-#define FLUSHBAND	0x04	/* Flush only specified band.  */
+#ifdef __USE_GNU
+# define FLUSHBAND	0x04	/* Flush only specified band.  */
+#endif
 
 /* Possible arguments for `I_SETSIG'.  */
 #define S_INPUT		0x0001	/* A message, other than a high-priority
@@ -129,13 +131,17 @@
 #define RPROTNORM	0x0010	/* Fail `read' with EBADMSG if a message
 				   containing a control part is at the front
 				   of the STREAM head read queue.  */
-#define RPROTMASK	0x001C	/* The RPROT bits */
+#ifdef __USE_GNU
+# define RPROTMASK	0x001C	/* The RPROT bits */
+#endif
 
 /* Possible mode for `I_SWROPT'.  */
 #define SNDZERO		0x001	/* Send a zero-length message downstream when a
 				   `write' of 0 bytes occurs.  */
-#define	SNDPIPE		0x002	/* Send SIGPIPE on write and putmsg if
+#ifdef __USE_GNU
+# define SNDPIPE	0x002	/* Send SIGPIPE on write and putmsg if
 				   sd_werror is set.  */
+#endif
 
 /* Arguments for `I_ATMARK'.  */
 #define ANYMARK		0x01	/* Check if the message is marked.  */
@@ -143,8 +149,10 @@
 				   on the queue.  */
 
 /* Argument for `I_UNLINK'.  */
-#define MUXID_ALL	(-1)	/* Unlink all STREAMs linked to the STREAM
+#ifdef __USE_GNU
+# define MUXID_ALL	(-1)	/* Unlink all STREAMs linked to the STREAM
 				   associated with `fildes'.  */
+#endif
 
 
 /* Macros for `getmsg', `getpmsg', `putmsg' and `putpmsg'.  */
@@ -176,14 +184,14 @@ struct strpeek
   {
     struct strbuf ctlbuf;
     struct strbuf databuf;
-    __t_uscalar_t flags;		/* UnixWare/Solaris compatibility.  */
+    t_uscalar_t flags;			/* UnixWare/Solaris compatibility.  */
   };
 
 struct strfdinsert
   {
     struct strbuf ctlbuf;
     struct strbuf databuf;
-    __t_uscalar_t flags;		/* UnixWare/Solaris compatibility.  */
+    t_uscalar_t flags;			/* UnixWare/Solaris compatibility.  */
     int fildes;
     int offset;
   };
@@ -199,9 +207,9 @@ struct strioctl
 struct strrecvfd
   {
     int fd;
-    __uid_t uid;
-    __gid_t gid;
-    char fill[8];			/* UnixWare/Solaris compatibility */
+    uid_t uid;
+    gid_t gid;
+    char __fill[8];			/* UnixWare/Solaris compatibility */
   };
 
 
diff --git a/libc/sysdeps/linux/i386/bits/termios.h b/libc/sysdeps/linux/i386/bits/termios.h
index a5ba1d258..887b309ad 100644
--- a/libc/sysdeps/linux/i386/bits/termios.h
+++ b/libc/sysdeps/linux/i386/bits/termios.h
@@ -3,19 +3,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _TERMIOS_H
 # error "Never include <bits/termios.h> directly; use <termios.h> instead."
@@ -165,6 +165,7 @@ struct termios
 #define  B3000000 0010015
 #define  B3500000 0010016
 #define  B4000000 0010017
+#define __MAX_BAUD B4000000
 #ifdef __USE_MISC
 # define CIBAUD	  002003600000		/* input baud rate (not used) */
 # define CRTSCTS  020000000000		/* flow control */
diff --git a/libc/sysdeps/linux/i386/bits/time.h b/libc/sysdeps/linux/i386/bits/time.h
index 274d61677..a1b1abc8f 100644
--- a/libc/sysdeps/linux/i386/bits/time.h
+++ b/libc/sysdeps/linux/i386/bits/time.h
@@ -1,21 +1,21 @@
-/* System-dependent timing definitions.  Linux version.
-   Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* System-dependent timing definitions.  Linux/x86 version.
+   Copyright (C) 1996, 1997, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /*
  * Never include this file directly; use <time.h> instead.
@@ -31,18 +31,32 @@
 /* CAE XSH, Issue 4, Version 2: <time.h>
    The value of CLOCKS_PER_SEC is required to be 1 million on all
    XSI-conformant systems. */
-#  define CLOCKS_PER_SEC  1000000
+#  define CLOCKS_PER_SEC  1000000l
 
-#  ifndef __STRICT_ANSI__
+#  if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K
 /* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
    presents the real value for clock ticks per second for the system.  */
-#   define CLK_TCK 100
+#   include <bits/types.h>
+extern long int __sysconf (int);
+#   define CLK_TCK ((__clock_t) __sysconf (2))	/* 2 is _SC_CLK_TCK */
+#  endif
+
+#  ifdef __USE_POSIX199309
+/* Identifier for system-wide realtime clock.  */
+#   define CLOCK_REALTIME		0
+/* High-resolution timer from the CPU.  */
+#   define CLOCK_PROCESS_CPUTIME_ID	2
+/* Thread-specific CPU-time clock.  */
+#   define CLOCK_THREAD_CPUTIME_ID	3
+
+/* Flag to indicate time is absolute.  */
+#   define TIMER_ABSTIME		1
 #  endif
 
 # endif	/* bits/time.h */
 #endif
 
-#ifdef __need_timeval 
+#ifdef __need_timeval
 # undef __need_timeval
 # ifndef _STRUCT_TIMEVAL
 #  define _STRUCT_TIMEVAL	1
@@ -53,7 +67,7 @@
 struct timeval
   {
     __time_t tv_sec;		/* Seconds.  */
-    __time_t tv_usec;		/* Microseconds.  */
+    __suseconds_t tv_usec;	/* Microseconds.  */
   };
 # endif	/* struct timeval */
-#endif	/* need timeval */ 
+#endif	/* need timeval */
diff --git a/libc/sysdeps/linux/i386/bits/types.h b/libc/sysdeps/linux/i386/bits/types.h
index 52174d421..2b0c6ba56 100644
--- a/libc/sysdeps/linux/i386/bits/types.h
+++ b/libc/sysdeps/linux/i386/bits/types.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991,92,94,95,96,97,98,99 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,1994-1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /*
  * Never include this file directly; use <sys/types.h> instead.
@@ -81,36 +81,21 @@ typedef struct
 typedef int __daddr_t;			/* The type of a disk address.  */
 typedef char *__caddr_t;
 typedef long int __time_t;
+typedef unsigned int __useconds_t;
+typedef long int __suseconds_t;
 typedef long int __swblk_t;		/* Type of a swap block maybe?  */
 
 typedef long int __clock_t;
 
-/* One element in the file descriptor mask array.  */
-typedef unsigned long int __fd_mask;
+/* Clock ID used in clock and timer functions.  */
+typedef int __clockid_t;
 
-/* Number of descriptors that can fit in an `fd_set'.  */
-#define __FD_SETSIZE	1024
+/* Timer ID returned by `timer_create'.  */
+typedef int __timer_t;
 
-/* It's easier to assume 8-bit bytes than to get CHAR_BIT.  */
-#ifndef __NFDBITS
-#define __NFDBITS	(8 * sizeof (__fd_mask))
-#define	__FDELT(d)	((d) / __NFDBITS)
-#define	__FDMASK(d)	((__fd_mask) 1 << ((d) % __NFDBITS))
-#endif
 
-/* fd_set for select and pselect.  */
-typedef struct
-  {
-    /* XPG4.2 requires this member name.  Otherwise avoid the name
-       from the global namespace.  */
-#ifdef __USE_XOPEN
-    __fd_mask fds_bits[__FD_SETSIZE / __NFDBITS];
-# define __FDS_BITS(set) ((set)->fds_bits)
-#else
-    __fd_mask __fds_bits[__FD_SETSIZE / __NFDBITS];
-# define __FDS_BITS(set) ((set)->__fds_bits)
-#endif
-  } __fd_set;
+/* Number of descriptors that can fit in an `fd_set'.  */
+#define __FD_SETSIZE	1024
 
 
 typedef int __key_t;
@@ -119,6 +104,9 @@ typedef int __key_t;
 typedef unsigned short int __ipc_pid_t;
 
 
+/* Type to represent block size.  */
+typedef long int __blksize_t;
+
 /* Types from the Large File Support interface.  */
 
 /* Type to count number os disk blocks.  */
@@ -134,7 +122,7 @@ typedef __u_long __fsfilcnt_t;
 typedef __u_quad_t __fsfilcnt64_t;
 
 /* Type of file serial numbers.  */
-typedef __u_long __ino64_t;
+typedef __u_quad_t __ino64_t;
 
 /* Type of file sizes and offsets.  */
 typedef __loff_t __off64_t;
@@ -146,9 +134,12 @@ typedef unsigned long int __t_uscalar_t;
 /* Duplicates info from stdint.h but this is used in unistd.h.  */
 typedef int __intptr_t;
 
+/* Duplicate info from sys/socket.h.  */
+typedef unsigned int __socklen_t;
+
 
 /* Now add the thread types.  */
-#ifdef __USE_UNIX98
+#if defined _POSIX_THREADS && (defined __USE_POSIX199506 || defined __USE_UNIX98)
 # include <bits/pthreadtypes.h>
 #endif
 
diff --git a/libc/sysdeps/linux/i386/bits/uio.h b/libc/sysdeps/linux/i386/bits/uio.h
index 38ac17baa..84b4805fe 100644
--- a/libc/sysdeps/linux/i386/bits/uio.h
+++ b/libc/sysdeps/linux/i386/bits/uio.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_UIO_H
 # error "Never include <bits/uio.h> directly; use <sys/uio.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/ustat.h b/libc/sysdeps/linux/i386/bits/ustat.h
index 526069a7f..aeafc22a5 100644
--- a/libc/sysdeps/linux/i386/bits/ustat.h
+++ b/libc/sysdeps/linux/i386/bits/ustat.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #include <sys/types.h>
 
diff --git a/libc/sysdeps/linux/i386/bits/utmp.h b/libc/sysdeps/linux/i386/bits/utmp.h
index d07486e9c..2ed29bbb4 100644
--- a/libc/sysdeps/linux/i386/bits/utmp.h
+++ b/libc/sysdeps/linux/i386/bits/utmp.h
@@ -1,20 +1,21 @@
 /* The `struct utmp' type, describing entries in the utmp file.  GNU version.
    Copyright (C) 1993, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _UTMP_H
 # error "Never include <bits/utmp.h> directly; use <utmp.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/utmpx.h b/libc/sysdeps/linux/i386/bits/utmpx.h
index 74befe59e..99735370b 100644
--- a/libc/sysdeps/linux/i386/bits/utmpx.h
+++ b/libc/sysdeps/linux/i386/bits/utmpx.h
@@ -1,20 +1,21 @@
-/* Structures and defenitions for the user accounting database.  GNU version.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* Structures and definitions for the user accounting database.  GNU version.
+   Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _UTMPX_H
 # error "Never include <bits/utmpx.h> directly; use <utmpx.h> instead."
@@ -71,7 +72,9 @@ struct utmpx
 /* Values for the `ut_type' field of a `struct utmpx'.  */
 #define EMPTY		0	/* No valid user accounting information.  */
 
-#define RUN_LVL		1	/* The system's runlevel.  */
+#ifdef __USE_GNU
+# define RUN_LVL	1	/* The system's runlevel.  */
+#endif
 #define BOOT_TIME	2	/* Time of system boot.  */
 #define NEW_TIME	3	/* Time after system clock changed.  */
 #define OLD_TIME	4	/* Time when system clock changed.  */
diff --git a/libc/sysdeps/linux/i386/bits/utsname.h b/libc/sysdeps/linux/i386/bits/utsname.h
index 8f4bf16f5..35e71e3ba 100644
--- a/libc/sysdeps/linux/i386/bits/utsname.h
+++ b/libc/sysdeps/linux/i386/bits/utsname.h
@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_UTSNAME_H
 # error "Never include <bits/utsname.h> directly; use <sys/utsname.h> instead."
diff --git a/libc/sysdeps/linux/i386/bits/waitflags.h b/libc/sysdeps/linux/i386/bits/waitflags.h
index afc8b2229..1303c6c36 100644
--- a/libc/sysdeps/linux/i386/bits/waitflags.h
+++ b/libc/sysdeps/linux/i386/bits/waitflags.h
@@ -3,21 +3,21 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
-#ifndef _SYS_WAIT_H
+#if !defined _SYS_WAIT_H && !defined _STDLIB_H
 # error "Never include <bits/waitflags.h> directly; use <sys/wait.h> instead."
 #endif
 
diff --git a/libc/sysdeps/linux/i386/bits/waitstatus.h b/libc/sysdeps/linux/i386/bits/waitstatus.h
index 1ec55107f..982c9dbb2 100644
--- a/libc/sysdeps/linux/i386/bits/waitstatus.h
+++ b/libc/sysdeps/linux/i386/bits/waitstatus.h
@@ -1,23 +1,23 @@
 /* Definitions of status bits for `wait' et al.
-   Copyright (C) 1992, 1994, 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1994, 1996, 1997, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
-#ifndef _SYS_WAIT_H
+#if !defined _SYS_WAIT_H && !defined _STDLIB_H
 # error "Never include <bits/waitstatus.h> directly; use <sys/wait.h> instead."
 #endif
 
diff --git a/libc/sysdeps/linux/i386/bits/wordsize.h b/libc/sysdeps/linux/i386/bits/wordsize.h
index 62dad0c71..ba643b60a 100644
--- a/libc/sysdeps/linux/i386/bits/wordsize.h
+++ b/libc/sysdeps/linux/i386/bits/wordsize.h
@@ -2,18 +2,18 @@
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #define __WORDSIZE	32
diff --git a/libc/sysdeps/linux/i386/bits/xopen_lim.h b/libc/sysdeps/linux/i386/bits/xopen_lim.h
index 9f22e44e2..7f3611860 100644
--- a/libc/sysdeps/linux/i386/bits/xopen_lim.h
+++ b/libc/sysdeps/linux/i386/bits/xopen_lim.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1999, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /*
  * Never include this file directly; use <limits.h> instead.
@@ -30,7 +30,7 @@
 #ifndef _XOPEN_LIM_H
 #define _XOPEN_LIM_H	1
 
-#define __need_FOPEN_MAX
+#define __need_IOV_MAX
 #include <bits/stdio_lim.h>
 
 /* We do not provide fixed values for
@@ -51,18 +51,14 @@
    PAGE_SIZE	Size of bytes of a page.
 
    PASS_MAX	Maximum number of significant bytes in a password.
-*/
-
 
-/* Maximum number of `iovec' structures that one process has available
-   for use with `readv' or writev'.  */
-#define IOV_MAX		_XOPEN_IOV_MAX
+   We only provide a fixed limit for
 
-/* The number of streams that one process can have open at one time.  */
-#define STREAM_MAX	FOPEN_MAX
+   IOV_MAX	Maximum number of `iovec' structures that one process has
+		available for use with `readv' or writev'.
 
-/* Maximum number of bytes supported for the name of a time zone.  */
-#define TZNAME_MAX	_POSIX_TZNAME_MAX
+   if this is indeed fixed by the underlying system.
+*/
 
 
 /* Maximum number of `iovec' structures that one process has available
@@ -93,4 +89,56 @@
 /* Default process priority.  */
 #define NZERO		20
 
+
+/* Number of bits in a word of type `int'.  */
+#ifdef INT_MAX
+# if INT_MAX == 32767
+#  define WORD_BIT	16
+# else
+#  if INT_MAX == 2147483647
+#   define WORD_BIT	32
+#  else
+/* Safe assumption.  */
+#   define WORD_BIT	64
+#  endif
+# endif
+#elif defined __INT_MAX__
+# if __INT_MAX__ == 32767
+#  define WORD_BIT	16
+# else
+#  if __INT_MAX__ == 2147483647
+#   define WORD_BIT	32
+#  else
+/* Safe assumption.  */
+#   define WORD_BIT	64
+#  endif
+# endif
+#else
+# define WORD_BIT	32
+#endif
+
+/* Number of bits in a word of type `long int'.  */
+#ifdef LONG_MAX
+# if LONG_MAX == 2147483647
+#  define LONG_BIT	32
+# else
+/* Safe assumption.  */
+#  define LONG_BIT	64
+# endif
+#elif defined __LONG_MAX__
+# if __LONG_MAX__ == 2147483647
+#  define LONG_BIT	32
+# else
+/* Safe assumption.  */
+#  define LONG_BIT	64
+# endif
+#else
+# include <bits/wordsize.h>
+# if __WORDSIZE == 64
+#  define LONG_BIT	64
+# else
+#  define LONG_BIT	32
+# endif
+#endif
+
 #endif /* bits/xopen_lim.h */
diff --git a/libc/sysdeps/linux/i386/longjmp.c b/libc/sysdeps/linux/i386/longjmp.c
index 08fc6f0ff..46e48f569 100644
--- a/libc/sysdeps/linux/i386/longjmp.c
+++ b/libc/sysdeps/linux/i386/longjmp.c
@@ -18,6 +18,7 @@
 
 #include <stddef.h>
 #include <setjmp.h>
+#define __USE_GNU
 #include <signal.h>
 
 
@@ -40,7 +41,7 @@ __uClibc_siglongjmp (sigjmp_buf env, int val)
 
   if (env[0].__mask_was_saved)
     /* Restore the saved signal mask.  */
-    (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
+    (void) sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
 			  (sigset_t *) NULL);
 
   /* Call the machine-dependent function to restore machine state.  */
diff --git a/libc/sysdeps/linux/i386/sbrk.c b/libc/sysdeps/linux/i386/sbrk.c
index ca987aa8c..39db14945 100644
--- a/libc/sysdeps/linux/i386/sbrk.c
+++ b/libc/sysdeps/linux/i386/sbrk.c
@@ -8,8 +8,7 @@ extern void * ___brk_addr;
 
 extern int __init_brk (void);
 
-void *
-sbrk(ptrdiff_t increment)
+void *sbrk(intptr_t increment)
 {
     if (__init_brk () == 0)
     {
diff --git a/libc/sysdeps/linux/i386/setjmp.S b/libc/sysdeps/linux/i386/setjmp.S
index 13c640bfd..729414390 100644
--- a/libc/sysdeps/linux/i386/setjmp.S
+++ b/libc/sysdeps/linux/i386/setjmp.S
@@ -21,10 +21,10 @@
 #define _SETJMP_H
 #include <bits/setjmp.h>
 
-.globl __setjmp;
-.type	 __setjmp,@function
+.globl _setjmp;
+.type	 _setjmp,@function
 .align 4;                                                               \
-__setjmp:
+_setjmp:
 	popl %eax		/* Pop return address.  */
 	popl %ecx		/* Pop jmp_buf.  */
 	pushl $0		/* Push zero argument.  */
diff --git a/libc/sysdeps/linux/i386/vm86.h b/libc/sysdeps/linux/i386/vm86.h
new file mode 100644
index 000000000..8faeed7f1
--- /dev/null
+++ b/libc/sysdeps/linux/i386/vm86.h
@@ -0,0 +1,34 @@
+/* Copyright (C) 1996, 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _SYS_VM86_H
+
+#define _SYS_VM86_H	1
+#include <features.h>
+
+/* Get constants and data types from kernel header file.  */
+#include <asm/vm86.h>
+
+__BEGIN_DECLS
+
+/* Enter virtual 8086 mode.  */
+extern int vm86 (struct vm86_struct *__info) __THROW;
+
+__END_DECLS
+
+#endif	/* _SYS_VM86_H */