diff -r 000000000000 -r 6474c204b198 build/unix/elfhack/inject/moz.build
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/build/unix/elfhack/inject/moz.build	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,22 @@
+# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+NO_DIST_INSTALL = True
+
+if CONFIG['TARGET_CPU'].endswith('86'):
+    cpu = 'x86'
+elif CONFIG['TARGET_CPU'].startswith('arm'):
+    cpu = 'arm'
+else:
+    cpu = CONFIG['TARGET_CPU']
+
+GENERATED_SOURCES += [
+    "%s.c" % cpu,
+]
+
+DEFINES['ELFHACK_BUILD'] = True
+
+NO_PGO = True