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-rw-r--r--include/unistd.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/include/unistd.h b/include/unistd.h
index 3b72b8222..e0219e770 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -703,10 +703,12 @@ extern int getresuid (__uid_t *__ruid, __uid_t *__euid, __uid_t *__suid)
extern int getresgid (__gid_t *__rgid, __gid_t *__egid, __gid_t *__sgid)
__THROW;
+#if defined __UCLIBC_LINUX_SPECIFIC__
/* Set the real user ID, effective user ID, and saved-set user ID,
of the calling process to RUID, EUID, and SUID, respectively. */
extern int setresuid (__uid_t __ruid, __uid_t __euid, __uid_t __suid)
__THROW;
+#endif
/* Set the real group ID, effective group ID, and saved-set group ID,
of the calling process to RGID, EGID, and SGID, respectively. */
@@ -857,7 +859,7 @@ extern int sethostname (__const char *__name, size_t __len)
This call is restricted to the super-user. */
extern int sethostid (long int __id) __THROW __wur;
-
+#if defined __UCLIBC_BSD_SPECIFIC__
/* Get and set the NIS (aka YP) domain name, if any.
Called just like `gethostname' and `sethostname'.
The NIS domain name is usually the empty string when not using NIS. */
@@ -865,7 +867,7 @@ extern int getdomainname (char *__name, size_t __len)
__THROW __nonnull ((1)) __wur;
extern int setdomainname (__const char *__name, size_t __len)
__THROW __nonnull ((1)) __wur;
-
+#endif
/* Revoke access permissions to all processes currently communicating
with the control terminal, and then send a SIGHUP signal to the process
@@ -1064,7 +1066,8 @@ extern int lockf64 (int __fd, int __cmd, __off64_t __len) __wur;
__result; }))
#endif
-#if defined __USE_POSIX199309 || defined __USE_UNIX98
+#if (defined __USE_POSIX199309 || defined __USE_UNIX98) \
+ && defined __UCLIBC_HAS_REALTIME__
/* Synchronize at least the data part of a file with the underlying
media. */
extern int fdatasync (int __fildes) __THROW;