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quiz: fix wrong usage of the <ctype.h> functions

This commit is contained in:
rillig 2023-01-22 17:19:11 +00:00
parent f25c712f32
commit 952d3d39d2
1 changed files with 3 additions and 3 deletions
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6
games/quiz/quiz.c
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@ -1,4 +1,4 @@
/* $NetBSD: quiz.c,v 1.28 2019/02/03 03:19:25 mrg Exp $ */
/* $NetBSD: quiz.c,v 1.29 2023/01/22 17:19:11 rillig Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1991, 1993\
#if 0
static char sccsid[] = "@(#)quiz.c 8.3 (Berkeley) 5/4/95";
#else
__RCSID("$NetBSD: quiz.c,v 1.28 2019/02/03 03:19:25 mrg Exp $");
__RCSID("$NetBSD: quiz.c,v 1.29 2023/01/22 17:19:11 rillig Exp $");
#endif
#endif /* not lint */
@ -362,7 +362,7 @@ score(unsigned r, unsigned w, unsigned g)
static void
downcase(char *p)
{
int ch;
unsigned char ch;
for (; (ch = *p) != '\0'; ++p)
if (isascii(ch) && isupper(ch))