$NetBSD: patch-ah,v 1.1 1999/08/11 21:54:22 tron Exp $

--- xfile.hc.orig	Thu Mar 20 09:29:16 1997
+++ xfile.hc	Wed Aug  4 14:42:46 1999
@@ -12,10 +12,10 @@
 /*----------------------------------------------------------------------*/
 
 struct conv 
-   {char b0; 
-    char b1;
-    char b2;
-    char b3;
+   {signed char b0; 
+    signed char b1;
+    signed char b2;
+    signed char b3;
    };
 
 union conv_data