$OpenBSD: patch-mailparse_c,v 1.2 2011/10/16 15:56:24 ajacoutot Exp $

not pretty, but mbstring is only installed as an option rather
than in php, so we need a little hack to pick up the headers.

--- mailparse.c.orig	Tue Mar  3 22:24:04 2009
+++ mailparse.c	Tue Apr 28 15:44:12 2009
@@ -28,6 +28,8 @@
 #include "ext/standard/info.h"
 #include "main/php_output.h"
 #include "php_open_temporary_file.h"
+#define HAVE_MBSTRING 1
+#include "../php/ext/mbstring/mbstring.h"
 
 /* just in case the config check doesn't enable mbstring automatically */
 #if !HAVE_MBSTRING