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-rw-r--r--include/unistd.h16
1 files changed, 9 insertions, 7 deletions
diff --git a/include/unistd.h b/include/unistd.h
index 88653430c..7590640fd 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -559,7 +559,7 @@ extern long int pathconf (__const char *__path, int __name)
extern long int fpathconf (int __fd, int __name) __THROW;
/* Get the value of the system variable NAME. */
-extern long int sysconf (int __name) __THROW __attribute__ ((__const__));
+extern long int sysconf (int __name) __THROW;
#ifdef __USE_POSIX2
/* Get the value of the string-valued system variable NAME. */
@@ -760,7 +760,8 @@ extern int link (__const char *__from, __const char *__to)
/* Like link but relative paths in TO and FROM are interpreted relative
to FROMFD and TOFD respectively. */
extern int linkat (int __fromfd, __const char *__from, int __tofd,
- __const char *__to) __THROW __nonnull ((2, 4)) __wur;
+ __const char *__to, int __flags)
+ __THROW __nonnull ((2, 4)) __wur;
#endif
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K
@@ -771,8 +772,9 @@ extern int symlink (__const char *__from, __const char *__to)
/* Read the contents of the symbolic link PATH into no more than
LEN bytes of BUF. The contents are not null-terminated.
Returns the number of characters read, or -1 for errors. */
-extern int readlink (__const char *__restrict __path, char *__restrict __buf,
- size_t __len) __THROW __nonnull ((1, 2)) __wur;
+extern ssize_t readlink (__const char *__restrict __path,
+ char *__restrict __buf, size_t __len)
+ __THROW __nonnull ((1, 2)) __wur;
#endif /* Use BSD. */
#ifdef __USE_ATFILE
@@ -781,8 +783,8 @@ extern int symlinkat (__const char *__from, int __tofd,
__const char *__to) __THROW __nonnull ((1, 3)) __wur;
/* Like readlink but a relative PATH is interpreted relative to FD. */
-extern int readlinkat (int __fd, __const char *__restrict __path,
- char *__restrict __buf, size_t __len)
+extern ssize_t readlinkat (int __fd, __const char *__restrict __path,
+ char *__restrict __buf, size_t __len)
__THROW __nonnull ((2, 3)) __wur;
#endif
@@ -811,7 +813,7 @@ extern int tcsetpgrp (int __fd, __pid_t __pgrp_id) __THROW;
This function is a possible cancellation points and therefore not
marked with __THROW. */
extern char *getlogin (void);
-#if defined __USE_REENTRANT || defined __USE_UNIX98
+#if defined __USE_REENTRANT || defined __USE_POSIX199506
/* Return at most NAME_LEN characters of the login name of the user in NAME.
If it cannot be determined or some other error occurred, return the error
code. Otherwise return 0.