$OpenBSD: patch-build_filename_rules_gypi,v 1.3 2016/04/27 12:46:16 robert Exp $
--- build/filename_rules.gypi.orig.port	Fri Apr  8 18:02:06 2016
+++ build/filename_rules.gypi	Thu Apr 14 08:25:08 2016
@@ -89,7 +89,7 @@
                     ['exclude', '_ashwin\\.(h|cc)$']
       ]
     }],
-    ['<(use_aura)==0 or OS!="linux" or >(nacl_untrusted_build)==1', {
+    ['<(use_aura)==0 or (OS!="linux" and OS!="openbsd") or >(nacl_untrusted_build)==1', {
       'sources/': [ ['exclude', '_auralinux\\.(h|cc)$'] ]
     }],
     ['<(use_ozone)==0 or >(nacl_untrusted_build)==1', {
