From 4aeece6a14eeb27e068e7cc19551060c68cde52d Mon Sep 17 00:00:00 2001
From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Tue, 10 Jun 2003 02:18:00 +0000
Subject: [PATCH] Add (unsigned char) cast to ctype macros

---
 usr.bin/catman/catman.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/usr.bin/catman/catman.c b/usr.bin/catman/catman.c
index 265388d9999..3d4bf8e46ed 100644
--- a/usr.bin/catman/catman.c
+++ b/usr.bin/catman/catman.c
@@ -201,7 +201,7 @@ directory_type(char *dir)
 		p += 3;
 		if (*p == '\0')
 			return TOP_LEVEL_DIR;
-		while (isalnum(*p) || *p == '_') {
+		while (isalnum((unsigned char)*p) || *p == '_') {
 			if (*++p == '\0')
 				return MAN_SECTION_DIR;
 		}
@@ -222,7 +222,7 @@ is_manpage_name(char *name)
 	char *n = name;
 
 	while (*n != '\0') {
-		if (!isalnum(*n)) {
+		if (!isalnum((unsigned char)*n)) {
 			switch (*n) {
 			case '_':
 				break;