Cast isdigit()'s argument to unsigned char.

ok guenther@

diff --git a/games/pom/pom.c b/games/pom/pom.c
index f091b68..b9ad281 100644 (file)
--- a/games/pom/pom.c
+++ b/games/pom/pom.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: pom.c,v 1.17 2015/10/14 08:12:12 doug Exp $   */
+/*     $OpenBSD: pom.c,v 1.18 2015/10/24 17:33:05 mmcc Exp $   */
 /*    $NetBSD: pom.c,v 1.6 1996/02/06 22:47:29 jtc Exp $      */
 
 /*
@@ -208,7 +208,7 @@ parsetime(char *p)
        char *t;
        
        for (t = p; *t; ++t) {
-               if (isdigit(*t))
+               if (isdigit((unsigned char)*t))
                        continue;
                badformat();
        }