$NetBSD$

--- dpputlinks.c.orig	2006-04-14 12:10:10.000000000 +0930
+++ dpputlinks.c	2006-04-14 12:11:41.000000000 +0930
@@ -45,11 +45,11 @@
     *o = '\0';
     l = strlen(s);
     if (l > 55 && s[13] == '&' && s[5] == ' ' && s[12] == ' '
-       && s[17] == ' ' && s[30] == ' ' && s[56] == ' ' && isdigit(s[55])
-       && isdigit(s[29])) {
+       && s[17] == ' ' && s[30] == ' ' && s[56] == ' ' && isdigit((u_char) s[55])
+       && isdigit((u_char) s[29])) {
      
       for (x = 18; x <= 25; x++) {
-        if (s[x] != '.') board[x-18] = toupper(s[x]);
+        if (s[x] != '.') board[x-18] = toupper((u_char) s[x]);
         else board[x-18] = '\0';
       }
       board[8] = '\0';
@@ -105,8 +105,8 @@
     if (token != NULL) {
       token++;token++;
       for (x = 1; x < 9; x++) {
-        if (isalnum(*token) || *token == '_' || *token == '-' || *token == '/')
-          *t2++ = toupper(*token++);
+        if (isalnum((u_char) *token) || *token == '_' || *token == '-' || *token == '/')
+          *t2++ = toupper((u_char) *token++);
         else
           x = 9;
       }
@@ -120,12 +120,12 @@
     *o = '\0';
     l = strlen(s);
     if (l > 33 && s[23] == ':' && s[4] == ' ' && s[11] == ' '
-       && s[20] == ' ' && s[26] == ' ' && s[33] == ' ' && isdigit(s[3])
-       && isdigit(s[12])) {
+       && s[20] == ' ' && s[26] == ' ' && s[33] == ' ' && isdigit((u_char) s[3])
+       && isdigit((u_char) s[12])) {
 
       token = nums;
       for (x = 0; x <= 3; x++) {
-        if (isdigit(s[x])) *token++ = s[x];
+        if (isdigit((u_char) s[x])) *token++ = s[x];
       }  
       *token = '\0';
       num = atoi(nums);
