From 3f44f298e46b78cb8fe80be76798e799589ae55e Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Wed, 13 Apr 2011 09:03:22 -0400
Subject: fix prototypes/signature for setgroups, etc.

---
 include/grp.h         | 6 ++++++
 include/unistd.h      | 2 +-
 src/linux/setgroups.c | 2 +-
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/include/grp.h b/include/grp.h
index d4a3526a..51851851 100644
--- a/include/grp.h
+++ b/include/grp.h
@@ -28,6 +28,12 @@ struct group  *getgrent(void);
 void           endgrent(void);
 void           setgrent(void);
 
+#ifdef _GNU_SOURCE
+int getgrouplist(const char *, gid_t, gid_t *, int *);
+int setgroups(size_t, const gid_t *);
+int initgroups(const char *, gid_t);
+#endif
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/unistd.h b/include/unistd.h
index b8f783ed..05180de0 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -154,7 +154,7 @@ int getpagesize(void);
 int sethostname(const char *, size_t);
 int usleep(unsigned);
 unsigned ualarm(unsigned, unsigned);
-int setgroups(int, const gid_t []);
+int setgroups(size_t, const gid_t []);
 int setresuid(uid_t, uid_t, uid_t);
 int setresgid(gid_t, gid_t, gid_t);
 #endif
diff --git a/src/linux/setgroups.c b/src/linux/setgroups.c
index bdee58d5..9758940a 100644
--- a/src/linux/setgroups.c
+++ b/src/linux/setgroups.c
@@ -1,7 +1,7 @@
 #include <unistd.h>
 #include "syscall.h"
 
-int setgroups(int count, const gid_t list[])
+int setgroups(size_t count, const gid_t list[])
 {
 	return syscall(SYS_setgroups, count, list);
 }
-- 
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