From d3102fa7de519677c917beb108a71b81ef9a8abc Mon Sep 17 00:00:00 2001
From: tgoodwin <tgoodwin>
Date: Mon, 27 Jul 1998 13:26:37 +0000
Subject: add RC_FUNC_GETGROUPS configure magic

---
 which.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'which.c')

diff --git a/which.c b/which.c
index c4bbc29..3d23e3d 100644
--- a/which.c
+++ b/which.c
@@ -8,10 +8,12 @@
    and to strip out unneeded functionality.
 */
 
-#include "rc.h"
 #include <errno.h>
 #include <sys/stat.h>
 
+#include "rc.h"
+#include "getgroups.h"
+
 #define X_USR 0100
 #define X_GRP 0010
 #define X_OTH 0001
@@ -83,7 +85,15 @@ extern char *which(char *name, bool verbose) {
 		uid = geteuid();
 		gid = getegid();
 #if HAVE_GETGROUPS
+#if HAVE_POSIX_GETGROUPS
 		ngroups = getgroups(0, (GETGROUPS_T *)0);
+		if (ngroups < 0) {
+			uerror("getgroups");
+			rc_exit(1);
+		}
+#else
+			ngroups = NGROUPS;
+#endif
 		gidset = ealloc(ngroups * sizeof(GETGROUPS_T));
 		getgroups(ngroups, gidset);
 #endif
-- 
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