Cast islower()'s argument to unsigned char.

ok guenther@

diff --git a/games/hangman/getword.c b/games/hangman/getword.c
index 01fee06..8b437e9 100644 (file)
--- a/games/hangman/getword.c
+++ b/games/hangman/getword.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: getword.c,v 1.8 2013/08/29 20:22:14 naddy Exp $       */
+/*     $OpenBSD: getword.c,v 1.9 2015/10/24 17:55:02 mmcc Exp $        */
 /*     $NetBSD: getword.c,v 1.4 1995/03/23 08:32:45 cgd Exp $  */
 
 /*
@@ -66,7 +66,7 @@ getword(void)
                if (wordlen < MINLEN || wordlen > MAXLEN)
                        continue;
                for (wp = Word; *wp; wp++)
-                       if (!islower(*wp))
+                       if (!islower((unsigned char)*wp))
                                goto cont;
                break;
 cont:          ;