From e6743bfe73e9088235e1ca6db74eff2b29c47421 Mon Sep 17 00:00:00 2001
From: mmcc <mmcc@openbsd.org>
Date: Sat, 24 Oct 2015 17:56:42 +0000
Subject: [PATCH] Cast isdigit()'s argument to unsigned char.

ok guenther@
---
 games/hack/hack.options.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/games/hack/hack.options.c b/games/hack/hack.options.c
index 18e96cb6a00..2134589313b 100644
--- a/games/hack/hack.options.c
+++ b/games/hack/hack.options.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: hack.options.c,v 1.10 2015/09/27 05:13:11 guenther Exp $	*/
+/*	$OpenBSD: hack.options.c,v 1.11 2015/10/24 17:56:42 mmcc Exp $	*/
 
 /*
  * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
@@ -178,9 +178,9 @@ parseoptions(char *opts, boolean from_env)
 		op++;
 		while(*op) {
 			num = 1;
-			if(isdigit(*op)) {
+			if(isdigit((unsigned char)*op)) {
 				num = atoi(op);
-				while(isdigit(*op)) op++;
+				while(isdigit((unsigned char)*op)) op++;
 			} else
 			if(*op == '!') {
 				negated = !negated;
-- 
2.20.1