- implement splice,vmsplice,tee for all arches

- synch F_LINUX_SPECIFIC_BASE related fcntls for all arches

24 files changed, 806 insertions, 158 deletions

diff --git a/libc/sysdeps/linux/alpha/bits/fcntl.h b/libc/sysdeps/linux/alpha/bits/fcntl.h
index 9fa9c5a0b..dadde38d7 100644
--- a/libc/sysdeps/linux/alpha/bits/fcntl.h
+++ b/libc/sysdeps/linux/alpha/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995-2000, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1995-2000,2004,2005,2006,2007 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
@@ -50,6 +50,9 @@
 # define O_NOFOLLOW	0200000	/* Do not follow links.  */
 # define O_DIRECT	02000000 /* Direct disk access.  */
 # define O_NOATIME	04000000 /* Do not set atime.  */
+# if 0
+# define O_CLOEXEC      010000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -92,9 +95,11 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
-/* for F_[GET|SET]FL */
+/* for F_[GET|SET]FD */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf() */
@@ -177,6 +182,8 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -188,6 +195,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -201,21 +217,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/arm/bits/fcntl.h b/libc/sysdeps/linux/arm/bits/fcntl.h
index ad05b533f..3ea24c593 100644
--- a/libc/sysdeps/linux/arm/bits/fcntl.h
+++ b/libc/sysdeps/linux/arm/bits/fcntl.h
@@ -50,7 +50,9 @@
 # define O_NOFOLLOW	0100000	/* Do not follow links.	 */
 # define O_DIRECT	0200000	/* Direct disk access.	*/
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# if 0
 # define O_CLOEXEC     02000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -99,7 +101,7 @@
 # define F_GETLEASE	1025	/* Enquire what lease is active.  */
 # define F_NOTIFY	1026	/* Request notfications on a directory.	 */
 # define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
-				   close-on-exit set.  */
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FD.  */
@@ -188,6 +190,7 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
 /* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
@@ -198,6 +201,7 @@ struct flock64
 # define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
 					     the range after performing the
 					     write.  */
+#endif
 
 /* Flags for SPLICE and VMSPLICE.  */
 # define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
@@ -235,6 +239,5 @@ extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-#endif
-
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/bfin/bits/fcntl.h b/libc/sysdeps/linux/bfin/bits/fcntl.h
index 544e2145b..fcace52a8 100644
--- a/libc/sysdeps/linux/bfin/bits/fcntl.h
+++ b/libc/sysdeps/linux/bfin/bits/fcntl.h
@@ -96,6 +96,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -182,7 +184,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -194,6 +199,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -207,21 +221,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/cris/bits/fcntl.h b/libc/sysdeps/linux/cris/bits/fcntl.h
index 87e943f78..a107d70fb 100644
--- a/libc/sysdeps/linux/cris/bits/fcntl.h
+++ b/libc/sysdeps/linux/cris/bits/fcntl.h
@@ -97,6 +97,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -183,7 +185,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -195,6 +200,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -208,21 +222,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/e1/bits/fcntl.h b/libc/sysdeps/linux/e1/bits/fcntl.h
index 4b41b4715..d41d353b1 100644
--- a/libc/sysdeps/linux/e1/bits/fcntl.h
+++ b/libc/sysdeps/linux/e1/bits/fcntl.h
@@ -93,6 +93,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -178,3 +180,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/frv/bits/fcntl.h b/libc/sysdeps/linux/frv/bits/fcntl.h
index 69a20966d..02051f179 100644
--- a/libc/sysdeps/linux/frv/bits/fcntl.h
+++ b/libc/sysdeps/linux/frv/bits/fcntl.h
@@ -89,6 +89,14 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
+#endif
+
 /* For F_[GET|SET]FL.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
@@ -154,3 +162,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/h8300/bits/fcntl.h b/libc/sysdeps/linux/h8300/bits/fcntl.h
index 4b41b4715..d41d353b1 100644
--- a/libc/sysdeps/linux/h8300/bits/fcntl.h
+++ b/libc/sysdeps/linux/h8300/bits/fcntl.h
@@ -93,6 +93,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -178,3 +180,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/hppa/bits/fcntl.h b/libc/sysdeps/linux/hppa/bits/fcntl.h
index 28600b580..e3e8559fe 100644
--- a/libc/sysdeps/linux/hppa/bits/fcntl.h
+++ b/libc/sysdeps/linux/hppa/bits/fcntl.h
@@ -69,7 +69,7 @@
 #define F_SETFL		4	/* Set file status flags.  */
 #ifndef __USE_FILE_OFFSET64
 # define F_GETLK	5	/* Get record locking info.  */
-# define F_SETLK	6    	/* Set record locking info (non-blocking).  */
+# 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.  */
@@ -94,6 +94,8 @@
 # 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.  */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* for F_[GET|SET]FL */
@@ -173,7 +175,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -183,6 +188,7 @@ struct flock64
 # define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
 					     the range after performing the
 					     write.  */
+#endif
 
 /* Flags for SPLICE and VMSPLICE.  */
 # define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
@@ -201,24 +207,25 @@ __BEGIN_DECLS
 extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
+
 #if 0
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-    
-#endif
-    
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/i386/bits/fcntl.h b/libc/sysdeps/linux/i386/bits/fcntl.h
index c5cc8b2bd..ad1338bfa 100644
--- a/libc/sysdeps/linux/i386/bits/fcntl.h
+++ b/libc/sysdeps/linux/i386/bits/fcntl.h
@@ -50,7 +50,9 @@
 # define O_DIRECTORY	0200000	/* Must be a directory.	 */
 # define O_NOFOLLOW	0400000	/* Do not follow links.	 */
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# if 0
 # define O_CLOEXEC     02000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -99,7 +101,7 @@
 # define F_GETLEASE	1025	/* Enquire what lease is active.  */
 # define F_NOTIFY	1026	/* Request notfications on a directory.	 */
 # define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
-				   close-on-exit set.  */
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FD.  */
@@ -188,6 +190,7 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
 /* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
@@ -198,6 +201,7 @@ struct flock64
 # define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
 					     the range after performing the
 					     write.  */
+#endif
 
 /* Flags for SPLICE and VMSPLICE.  */
 # define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
@@ -239,3 +243,4 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 #endif
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/i960/bits/fcntl.h b/libc/sysdeps/linux/i960/bits/fcntl.h
index 7cce16904..ae5fd20cb 100644
--- a/libc/sysdeps/linux/i960/bits/fcntl.h
+++ b/libc/sysdeps/linux/i960/bits/fcntl.h
@@ -93,6 +93,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -178,3 +180,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/ia64/bits/fcntl.h b/libc/sysdeps/linux/ia64/bits/fcntl.h
index e7e7c3039..33bae94c1 100644
--- a/libc/sysdeps/linux/ia64/bits/fcntl.h
+++ b/libc/sysdeps/linux/ia64/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/IA64.
-   Copyright (C) 1999, 2000, 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2000, 2004, 2006, 2007 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
@@ -43,12 +43,15 @@
 #define O_SYNC		010000
 #define O_FSYNC		O_SYNC
 #define O_ASYNC		020000
-#define O_DIRECT	040000
 
 #ifdef __USE_GNU
+# define O_DIRECT	040000
 # define O_DIRECTORY	0200000	/* must be a directory */
 # define O_NOFOLLOW	0400000 /* don't follow links */
 # define O_NOATIME	01000000 /* Do not set atime.  */
+# if 0
+# define O_CLOEXEC	02000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -93,9 +96,11 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
-/* For F_[GET|SET]FL.  */
+/* For F_[GET|SET]FD.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
@@ -179,6 +184,8 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -190,6 +197,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -203,21 +219,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/m68k/bits/fcntl.h b/libc/sysdeps/linux/m68k/bits/fcntl.h
index 85cc59188..0f535cfc0 100644
--- a/libc/sysdeps/linux/m68k/bits/fcntl.h
+++ b/libc/sysdeps/linux/m68k/bits/fcntl.h
@@ -96,6 +96,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -182,7 +184,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -194,6 +199,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -207,21 +221,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/microblaze/bits/fcntl.h b/libc/sysdeps/linux/microblaze/bits/fcntl.h
index 4b41b4715..d41d353b1 100644
--- a/libc/sysdeps/linux/microblaze/bits/fcntl.h
+++ b/libc/sysdeps/linux/microblaze/bits/fcntl.h
@@ -93,6 +93,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -178,3 +180,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/mips/bits/fcntl.h b/libc/sysdeps/linux/mips/bits/fcntl.h
index 08c868696..e81c59e4f 100644
--- a/libc/sysdeps/linux/mips/bits/fcntl.h
+++ b/libc/sysdeps/linux/mips/bits/fcntl.h
@@ -109,6 +109,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -208,6 +210,7 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
 /* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
@@ -218,6 +221,7 @@ struct flock64
 # define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
 					     the range after performing the
 					     write.  */
+#endif
 
 /* Flags for SPLICE and VMSPLICE.  */
 # define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
@@ -241,21 +245,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/nios/bits/fcntl.h b/libc/sysdeps/linux/nios/bits/fcntl.h
index 1d7df4c81..62e1fd1b3 100644
--- a/libc/sysdeps/linux/nios/bits/fcntl.h
+++ b/libc/sysdeps/linux/nios/bits/fcntl.h
@@ -96,6 +96,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -182,7 +184,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -194,6 +199,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -207,21 +221,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/nios2/bits/fcntl.h b/libc/sysdeps/linux/nios2/bits/fcntl.h
index 544e2145b..fcace52a8 100644
--- a/libc/sysdeps/linux/nios2/bits/fcntl.h
+++ b/libc/sysdeps/linux/nios2/bits/fcntl.h
@@ -96,6 +96,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -182,7 +184,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -194,6 +199,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -207,21 +221,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/powerpc/bits/fcntl.h b/libc/sysdeps/linux/powerpc/bits/fcntl.h
index 3dec6923c..680ee7705 100644
--- a/libc/sysdeps/linux/powerpc/bits/fcntl.h
+++ b/libc/sysdeps/linux/powerpc/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/PowerPC.
-   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2003, 2004, 2006
+   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2003, 2004, 2006, 2007
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -50,6 +50,9 @@
 # define O_DIRECTORY	 040000	/* Must be a directory.	 */
 # define O_NOFOLLOW	0100000	/* Do not follow links.	 */
 # define O_NOATIME	01000000 /* Do not set atime.  */
+# if 0
+# define O_CLOEXEC	02000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -97,9 +100,11 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
-/* For F_[GET|SET]FL.  */
+/* For F_[GET|SET]FD.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
@@ -185,6 +190,8 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -196,6 +203,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -209,21 +225,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/sh/bits/fcntl.h b/libc/sysdeps/linux/sh/bits/fcntl.h
index 10286a88d..81a78c6f5 100644
--- a/libc/sysdeps/linux/sh/bits/fcntl.h
+++ b/libc/sysdeps/linux/sh/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2004, 2006
+   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2004, 2006, 2007
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -50,6 +50,9 @@
 # define O_DIRECTORY	0200000	/* Must be a directory.	 */
 # define O_NOFOLLOW	0400000	/* Do not follow links.	 */
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# if 0
+# define O_CLOEXEC     02000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -97,9 +100,11 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
-/* For F_[GET|SET]FL.  */
+/* For F_[GET|SET]FD.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
@@ -185,6 +190,8 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -196,6 +203,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -209,21 +225,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/sh64/bits/fcntl.h b/libc/sysdeps/linux/sh64/bits/fcntl.h
index 69a20966d..02051f179 100644
--- a/libc/sysdeps/linux/sh64/bits/fcntl.h
+++ b/libc/sysdeps/linux/sh64/bits/fcntl.h
@@ -89,6 +89,14 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
+#endif
+
 /* For F_[GET|SET]FL.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
@@ -154,3 +162,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/sparc/bits/fcntl.h b/libc/sysdeps/linux/sparc/bits/fcntl.h
index cb4e6a8c8..93dafdb80 100644
--- a/libc/sysdeps/linux/sparc/bits/fcntl.h
+++ b/libc/sysdeps/linux/sparc/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/SPARC.
-   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2003, 2004, 2006
+   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2003, 2004, 2006, 2007
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -49,6 +49,9 @@
 # define O_NOFOLLOW	0x20000 /* don't follow links */
 # define O_DIRECT	0x100000 /* direct disk access hint */
 # define O_NOATIME	0x200000 /* Do not set atime.  */
+# if 0
+# define O_CLOEXEC	0x400000 /* Set close_on_exit.  */
+# endif
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -104,6 +107,8 @@
 # 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.  */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 #if __WORDSIZE == 64
@@ -116,7 +121,7 @@
 # define F_SETLKW64	14	/* Set record locking info (blocking).  */
 #endif
 
-/* for F_[GET|SET]FL */
+/* for F_[GET|SET]FD */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
@@ -204,6 +209,8 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -215,6 +222,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -228,21 +244,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/v850/bits/fcntl.h b/libc/sysdeps/linux/v850/bits/fcntl.h
index 4b41b4715..d41d353b1 100644
--- a/libc/sysdeps/linux/v850/bits/fcntl.h
+++ b/libc/sysdeps/linux/v850/bits/fcntl.h
@@ -93,6 +93,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FL.  */
@@ -178,3 +180,58 @@ struct flock64
 # define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
+
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+
+/* Provide kernel hint to read ahead.  */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+    __THROW;
+
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
+#endif
+
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
+__END_DECLS
+
diff --git a/libc/sysdeps/linux/vax/bits/fcntl.h b/libc/sysdeps/linux/vax/bits/fcntl.h
index fb72b21fa..90aea201e 100644
--- a/libc/sysdeps/linux/vax/bits/fcntl.h
+++ b/libc/sysdeps/linux/vax/bits/fcntl.h
@@ -87,6 +87,14 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
+#endif
+
 /* For F_[GET|SET]FL.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
@@ -153,7 +161,10 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -165,6 +176,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -178,21 +198,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/x86_64/bits/fcntl.h b/libc/sysdeps/linux/x86_64/bits/fcntl.h
index 7114eb87e..6f9710d06 100644
--- a/libc/sysdeps/linux/x86_64/bits/fcntl.h
+++ b/libc/sysdeps/linux/x86_64/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/x86-64.
-   Copyright (C) 2001, 2002, 2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2004, 2006, 2007 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
@@ -50,6 +50,9 @@
 # define O_DIRECTORY	0200000	/* Must be a directory.	 */
 # define O_NOFOLLOW	0400000	/* Do not follow links.	 */
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# if 0
+# define O_CLOEXEC     02000000 /* Set close_on_exec.  */
+# endif
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -111,9 +114,11 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
-/* For F_[GET|SET]FL.  */
+/* For F_[GET|SET]FD.  */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
 /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
@@ -199,6 +204,8 @@ struct flock64
 
 
 #ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
 # define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
 					     in the range before performing the
 					     write.  */
@@ -210,6 +217,15 @@ struct flock64
 					     write.  */
 #endif
 
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -223,21 +239,20 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
 /* Selective file content synch'ing.  */
 extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
 			    unsigned int __flags);
-
+#endif
 
 /* Splice address range into a pipe.  */
-extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
-		     unsigned int __flags);
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
 
 /* Splice two files together.  */
-extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
 
 /* In-kernel implementation of tee for pipe buffers.  */
-extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
-    __THROW;
-#endif
-
-#endif
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
 
 __END_DECLS
+
diff --git a/libc/sysdeps/linux/xtensa/bits/fcntl.h b/libc/sysdeps/linux/xtensa/bits/fcntl.h
index 2c4e2f01b..3e4931db5 100644
--- a/libc/sysdeps/linux/xtensa/bits/fcntl.h
+++ b/libc/sysdeps/linux/xtensa/bits/fcntl.h
@@ -97,6 +97,8 @@
 # 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.	 */
+# define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
+				   close-on-exit set on new fd.  */
 #endif
 
 /* For F_[GET|SET]FD.  */
@@ -183,6 +185,30 @@ struct flock64
 # define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
 #endif
 
+
+#ifdef __USE_GNU
+#if 0
+/* Flags for SYNC_FILE_RANGE.  */
+# define SYNC_FILE_RANGE_WAIT_BEFORE	1 /* Wait upon writeout of all pages
+					     in the range before performing the
+					     write.  */
+# define SYNC_FILE_RANGE_WRITE		2 /* Initiate writeout of all those
+					     dirty pages in the range which are
+					     not presently under writeback.  */
+# define SYNC_FILE_RANGE_WAIT_AFTER	4 /* Wait upon writeout of all pages in
+					     the range after performing the
+					     write.  */
+#endif
+
+/* Flags for SPLICE and VMSPLICE.  */
+# define SPLICE_F_MOVE		1	/* Move pages instead of copying.  */
+# define SPLICE_F_NONBLOCK	2	/* Don't block on the pipe splicing
+					   (but we may still block on the fd
+					   we splice from/to).  */
+# define SPLICE_F_MORE		4	/* Expect more data.  */
+# define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+#endif
+
 __BEGIN_DECLS
 
 #ifdef __USE_GNU
@@ -191,6 +217,25 @@ __BEGIN_DECLS
 extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
+
+#if 0
+/* Selective file content synch'ing.  */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+			    unsigned int __flags);
 #endif
 
+/* Splice address range into a pipe.  */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+			 size_t __count, unsigned int __flags);
+
+/* Splice two files together.  */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+		       __off64_t *__offout, size_t __len,
+		       unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers.  */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+		    unsigned int __flags);
+
 __END_DECLS
+