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-rw-r--r--src/misc/initgroups.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/src/misc/initgroups.c b/src/misc/initgroups.c
index 545d1859..922a9581 100644
--- a/src/misc/initgroups.c
+++ b/src/misc/initgroups.c
@@ -1,11 +1,7 @@
-#include <sys/types.h>
-#include <unistd.h>
+#define _GNU_SOURCE
 #include <grp.h>
 #include <limits.h>
 
-int getgrouplist(const char *, gid_t, gid_t *, int *);
-int setgroups(size_t, const gid_t *);
-
 int initgroups(const char *user, gid_t gid)
 {
 	gid_t groups[NGROUPS_MAX];