From 0afcb0871da6a09c7100ad4ab000ddeb11a305c2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dag-Erling=20Sm=C3=B8rgrav?= <des@FreeBSD.org>
Date: Sun, 24 Jun 2001 12:38:28 +0000
Subject: [PATCH] Constify, staticize and add a missing include; add WARNS?=2.

Submitted by:	Mike Barcroft <mike@q9media.com>
MFC after:	2 weeks
---
 usr.sbin/chkgrp/Makefile |  1 +
 usr.sbin/chkgrp/chkgrp.c | 10 ++++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/usr.sbin/chkgrp/Makefile b/usr.sbin/chkgrp/Makefile
index a7bfc548ced1..a1c3b5b7b0af 100644
--- a/usr.sbin/chkgrp/Makefile
+++ b/usr.sbin/chkgrp/Makefile
@@ -1,6 +1,7 @@
 # $FreeBSD$
 
 PROG=	chkgrp
+WARNS?=	2
 MAN=	chkgrp.8
 
 .include <bsd.prog.mk>
diff --git a/usr.sbin/chkgrp/chkgrp.c b/usr.sbin/chkgrp/chkgrp.c
index 7d1af60a4b22..2f93109620a9 100644
--- a/usr.sbin/chkgrp/chkgrp.c
+++ b/usr.sbin/chkgrp/chkgrp.c
@@ -34,10 +34,11 @@ static const char rcsid[] =
 #include <err.h>
 #include <ctype.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <sysexits.h>
 
-void
+static void
 usage(void)
 {
     fprintf(stderr, "usage: chkgrp [groupfile]\n");
@@ -47,9 +48,10 @@ usage(void)
 int
 main(int argc, char *argv[])
 {
-    unsigned int len;
-    int n = 0, i, k, e = 0;
-    char *gfn, *line, *f[4], *p;
+    unsigned int i, len;
+    int n = 0, k, e = 0;
+    char *line, *f[4], *p;
+    const char *gfn;
     FILE *gf;
 
     /* check arguments */