From 5f412839ebd7449115f0c1a4f0b4c62b8f8debcd Mon Sep 17 00:00:00 2001
From: ed <ed@FreeBSD.org>
Date: Tue, 29 Dec 2009 22:32:43 +0000
Subject: [PATCH] Add missing `void' keyword.

---
 usr.bin/wall/wall.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/wall/wall.c b/usr.bin/wall/wall.c
index dc631167108b..9bf80762da3a 100644
--- a/usr.bin/wall/wall.c
+++ b/usr.bin/wall/wall.c
@@ -180,7 +180,7 @@ main(int argc, char *argv[])
 }
 
 static void
-usage()
+usage(void)
 {
 	(void)fprintf(stderr, "usage: wall [-g group] [file]\n");
 	exit(1);