grp.h fix

diff --git a/libraries/liblutil/getpeereid.c b/libraries/liblutil/getpeereid.c
index de48ab8b537e26828388990b619dd44626188354..8c5a71df90f8be2303b4302b6a3d4c4d2e1504e6 100644 (file)
--- a/libraries/liblutil/getpeereid.c
+++ b/libraries/liblutil/getpeereid.c
@@ -16,6 +16,9 @@
 #include <ac/errno.h>
 
 #if HAVE_SYS_UCRED_H
+#if HAVE_GRP_H
+#include <grp.h>       /* for NGROUPS on Tru64 5.1 */ 
+#endif
 #include <sys/ucred.h>
 #endif