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-rw-r--r--posix/group_member.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/posix/group_member.c b/posix/group_member.c
index 032b1cea5b..fce7d441ce 100644
--- a/posix/group_member.c
+++ b/posix/group_member.c
@@ -26,8 +26,7 @@
 #endif
 
 int
-__group_member (gid)
-     gid_t gid;
+__group_member (gid_t gid)
 {
   int n, size;
   gid_t *groups;