--- gold/config.in.orig	2012-09-11 11:20:40.000000000 +0200
+++ gold/config.in	2013-06-22 20:44:46.000000000 +0200
@@ -190,6 +190,12 @@
 /* Define to 1 if you have the <windows.h> header file. */
 #undef HAVE_WINDOWS_H
 
+/* Define to 1 if you have the <unordered_map> header file. */
+#undef HAVE_UNORDERED_MAP
+
+/* Define to 1 if you have the <unordered_set> header file. */
+#undef HAVE_UNORDERED_SET
+
 /* Define to 1 if you have the <zlib.h> header file. */
 #undef HAVE_ZLIB_H