$NetBSD: patch-du,v 1.1 2009/08/11 14:26:59 taca Exp $

Constify.

--- ext/openssl/ossl_x509ext.c.orig	2007-06-09 00:02:04.000000000 +0900
+++ ext/openssl/ossl_x509ext.c
@@ -273,7 +273,7 @@ static VALUE
 ossl_x509ext_initialize(int argc, VALUE *argv, VALUE self)
 {
     VALUE oid, value, critical;
-    unsigned char *p;
+    const unsigned char *p;
     X509_EXTENSION *ext;
 
     GetX509Ext(self, ext);
