$NetBSD: patch-af,v 1.1 2011/07/20 10:35:19 alnsn Exp $

Add ifdef(__NetBSD__).

--- icc11/include/stddef.h.orig	2009-10-03 22:44:32.000000000 +0100
+++ icc11/include/stddef.h
@@ -19,7 +19,7 @@
 #define _STDDEF
 */
 
-#if defined(__QNX__) || defined(__FreeBSD__)
+#if defined(__QNX__) || defined(__FreeBSD__) || defined(__NetBSD__)
 #include_next <stddef.h>
 
 #undef offsetof