$NetBSD: patch-ac,v 1.3 2013/04/14 00:15:27 dholland Exp $

- use standard headers
- use <ctype.h> functions correctly

--- src/preconf/y.tab.c.orig	1995-02-08 18:40:18.000000000 +0000
+++ src/preconf/y.tab.c
@@ -443,7 +443,7 @@ extern YY_CHAR *yytext;
 
 #ifndef YY_MALLOC_DECL
 #define YY_MALLOC_DECL
-#include <malloc.h>
+#include <stdlib.h>
 #endif
  
 #undef YYVALGLOBAL
@@ -5755,8 +5755,8 @@ char *mesge;
 #endif
 {
         strcpy(myprivmessage,mesge);
-        if (islower(*myprivmessage))
-                *myprivmessage = toupper(*myprivmessage);
+        if (islower((unsigned char)*myprivmessage))
+                *myprivmessage = toupper((unsigned char)*myprivmessage);
         FPRINTF(stderr,"Syntax error (%s: l:%d p:%d): %s !\n",
                 filename,line,pos,myprivmessage);
         nr_errors++;
@@ -5781,8 +5781,8 @@ char *mesge;
 #endif
 {
         strcpy(myprivmessage,mesge);
-        if (islower(*myprivmessage))
-                *myprivmessage = toupper(*myprivmessage);
+        if (islower((unsigned char)*myprivmessage))
+                *myprivmessage = toupper((unsigned char)*myprivmessage);
         FPRINTF(stderr,"Warning (%s: l:%d p:%d): %s !\n",
                 filename,line,pos,myprivmessage);
 }
@@ -5812,7 +5812,7 @@ static char *stdpc_id_string="$Id: stdpc
 
 
 #include <stdio.h>
-#include <malloc.h>
+#include <stdlib.h>
 #ifdef ANSI_C
 #include <stdarg.h>
 #else