$NetBSD: patch-cd,v 1.1 2008/02/13 14:16:43 kefren Exp $
--- mono/mini/exceptions-amd64.c.orig	2008-02-05 23:56:30.000000000 +0200
+++ mono/mini/exceptions-amd64.c	2008-02-05 23:53:28.000000000 +0200
@@ -682,7 +682,7 @@ mono_arch_handle_exception (void *sigctx
 static inline guint64*
 gregs_from_ucontext (ucontext_t *ctx)
 {
-#ifdef __FreeBSD__
+#if defined (__FreeBSD__) || defined (__NetBSD__)
     guint64 *gregs = (guint64 *) &ctx->uc_mcontext;
 #else
     guint64 *gregs = (guint64 *) &ctx->uc_mcontext.gregs;
