include/: add tls errno and res_state

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

1 files changed, 18 insertions, 2 deletions

diff --git a/include/errno.h b/include/errno.h
index b2315b90a..85268f053 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -58,8 +58,24 @@ extern const char *program_invocation_name, *program_invocation_short_name;
 
 __END_DECLS
 
-#if defined _LIBC && ( defined IS_IN_libc || defined NOT_IN_libc )
-#include <bits/uClibc_errno.h>
+#if defined _LIBC && defined __UCLIBC_HAS_TLS__
+# if !defined NOT_IN_libc || defined IS_IN_libpthread
+#  undef errno
+#  ifndef NOT_IN_libc
+#   define errno __libc_errno
+#  else
+#   define errno errno             /* For #ifndef errno tests.  */
+#  endif
+extern __thread int errno attribute_tls_model_ie;
+# endif
+#endif
+
+#ifndef __set_errno
+#define __set_errno(val) (errno = (val))
+#endif
+
+#ifndef __ASSEMBLER__
+extern int *__errno_location (void) __THROW __attribute__ ((__const__));
 #endif
 
 #endif /* _ERRNO_H */