$NetBSD: patch-ar,v 1.1 2006/04/21 02:07:54 wulf Exp $

--- box_scan.c.orig	2006-04-14 12:01:07.000000000 +0930
+++ box_scan.c	2006-04-14 12:03:25.000000000 +0930
@@ -275,17 +275,17 @@
   short l;
   
   if (rdate[6] != '/') {
-    if (rdate[7] == '/' && rdate[0] == '1' && isdigit(rdate[1]) && isdigit(rdate[2])) { /* fbb 5.15 y2k-bug */
+    if (rdate[7] == '/' && rdate[0] == '1' && isdigit((u_char) rdate[1]) && isdigit((u_char) rdate[2])) { /* fbb 5.15 y2k-bug */
       rdate++;
     } else {
       return false;
     }
   }
   l = strlen(rdate);
-  if (l != 11 && (!(l == 12 && isalpha(rdate[11])))) return false;
-  if (	 !isdigit(rdate[0]) || !isdigit(rdate[1]) || !isdigit(rdate[2]) || !isdigit(rdate[3])
-      || !isdigit(rdate[4]) || !isdigit(rdate[5]) || !isdigit(rdate[7]) || !isdigit(rdate[8])
-      || !isdigit(rdate[9]) || !isdigit(rdate[10])) return false;
+  if (l != 11 && (!(l == 12 && isalpha((u_char) rdate[11])))) return false;
+  if (	 !isdigit((u_char) rdate[0]) || !isdigit((u_char) rdate[1]) || !isdigit((u_char) rdate[2]) || !isdigit((u_char) rdate[3])
+      || !isdigit((u_char) rdate[4]) || !isdigit((u_char) rdate[5]) || !isdigit((u_char) rdate[7]) || !isdigit((u_char) rdate[8])
+      || !isdigit((u_char) rdate[9]) || !isdigit((u_char) rdate[10])) return false;
   l = double_val(rdate, 0); /* year */
   if (l < 70 && l > 38) return false;
   l = double_val(rdate, 2); /* month */
@@ -313,7 +313,7 @@
   l = strlen(timestr);
   if (l < 10 || !check_rdate(&timestr[2])) return 0;
   /* fbb515 y2k bug? */
-  if (timestr[2] == '1' && isdigit(timestr[3]) && isdigit(timestr[4])) fbby2kbug = 1;
+  if (timestr[2] == '1' && isdigit((u_char) timestr[3]) && isdigit((u_char) timestr[4])) fbby2kbug = 1;
   if ((l > 13+fbby2kbug) && (timestr[13+fbby2kbug] != ' ') && (upcase_(timestr[13+fbby2kbug]) != 'Z'))
     only_date = true;
   if (!only_date) {
@@ -362,7 +362,7 @@
   *para = '\0';
   p   	= strchr(rline, '@');
   if (p != NULL) {
-    if (p > rline && isdigit(p[-1])) {
+    if (p > rline && isdigit((u_char) p[-1])) {
       p++;
       nstrcpy(para, p, LEN_MBX);
       del_comment(para, ' ');
@@ -405,7 +405,7 @@
   char	*p;
   
   p = s;
-  while (*s) if (isalnum(*s)) *p++ = *s++; else s++;
+  while (*s) if (isalnum((u_char) *s)) *p++ = *s++; else s++;
   *p = '\0';
   return p == s;
 }
@@ -872,7 +872,7 @@
       }
     }
 
-    if (wprotupdate && isxdigit(hs[0]) && isxdigit(hs[1]) && hs[2] == ' ') {
+    if (wprotupdate && isxdigit((u_char) hs[0]) && isxdigit((u_char) hs[1]) && hs[2] == ' ') {
       if (process_wprotline(hs, actwpfilesender, true) == -2) wprotupdate = false;
       continue;
     }