$NetBSD: patch-ab,v 1.2 2013/08/30 16:53:45 joerg Exp $

Avoid compiler warning.

--- ripOLE/ole.c.orig	2008-10-31 16:17:32.000000000 +0000
+++ ripOLE/ole.c
@@ -512,7 +512,7 @@ int OLE_print_sector( struct OLE_object 
 			int j;
 			for (j = current_byte -31; j <=current_byte; j++)
 			{
-				if (isalnum(*(sector +j))) printf("%c",*(sector+j));
+				if (isalnum((unsigned char)*(sector +j))) printf("%c",*(sector+j));
 				else printf(".");
 			}
 			printf("\n");