--- mozilla-release.orig/tools/profiler/UnwinderThread2.cpp	2013-09-11 01:15:26.000000000 +0200
+++ mozilla-release/tools/profiler/UnwinderThread2.cpp	2013-10-23 16:28:38.000000000 +0200
@@ -3,6 +3,7 @@
  * 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/. */
 
+#include <sys/types.h>
 #include <stdio.h>
 #include <signal.h>
 #include <string.h>