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Diffstat (limited to 'libc/sysdeps/linux/common/setegid.c')
-rw-r--r--libc/sysdeps/linux/common/setegid.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/libc/sysdeps/linux/common/setegid.c b/libc/sysdeps/linux/common/setegid.c
index 759c9b0f3..92ef3a05d 100644
--- a/libc/sysdeps/linux/common/setegid.c
+++ b/libc/sysdeps/linux/common/setegid.c
@@ -4,7 +4,6 @@
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
-#define _GNU_SOURCE
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
@@ -12,7 +11,7 @@
#include <sys/types.h>
#include <sys/syscall.h>
-#ifdef __NR_setresgid
+#if defined __NR_setresgid && defined __USE_GNU
libc_hidden_proto(setresgid)
#endif
libc_hidden_proto(setregid)
@@ -27,7 +26,7 @@ int setegid(gid_t gid)
return -1;
}
-#ifdef __NR_setresgid
+#if defined __NR_setresgid && defined __USE_GNU
result = setresgid(-1, gid, -1);
if (result == -1 && errno == ENOSYS)
/* Will also set the saved group ID if egid != gid,