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authorUlrich Drepper <drepper@redhat.com>2005-02-21 10:22:29 +0000
committerUlrich Drepper <drepper@redhat.com>2005-02-21 10:22:29 +0000
commitf2b0dc44042cae1ab0f99a3938b9265669e4d0bc (patch)
tree0124a63e3ab62f19886314be82df8b51a64210d2 /posix
parent9cfe5381a17b19e6558902606a59e6ad6695e410 (diff)
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symlink and readlink are unconditionally available in the 2001 spec.
Diffstat (limited to 'posix')
-rw-r--r--posix/unistd.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/posix/unistd.h b/posix/unistd.h
index 744c10c50b..97e28fc70b 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -734,7 +734,7 @@ extern int ttyslot (void) __THROW;
extern int link (__const char *__from, __const char *__to)
__THROW __nonnull ((1, 2)) __wur;
-#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K
/* Make a symbolic link to FROM named TO. */
extern int symlink (__const char *__from, __const char *__to)
__THROW __nonnull ((1, 2)) __wur;
@@ -1046,6 +1046,11 @@ extern void swab (__const void *__restrict __from, void *__restrict __to,
extern char *ctermid (char *__s) __THROW __nonnull ((1));
#endif
+/* Define some macros helping to catch buffer overflows. */
+#if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus
+# include <bits/unistd.h>
+#endif
+
__END_DECLS
#endif /* unistd.h */