diff -r 000000000000 -r 6474c204b198 build/autoconf/mozcommonheader.m4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/build/autoconf/mozcommonheader.m4	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,9 @@
+dnl This Source Code Form is subject to the terms of the Mozilla Public
+dnl License, v. 2.0. If a copy of the MPL was not distributed with this
+dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+AC_DEFUN(MOZ_CHECK_COMMON_HEADERS,
+	MOZ_CHECK_HEADERS(sys/byteorder.h compat.h getopt.h sys/bitypes.h \
+        memory.h unistd.h gnu/libc-version.h nl_types.h malloc.h \
+        X11/XKBlib.h io.h cpuid.h)
+)