--- binutils-2.23.1/gold/timer.cc 2012-04-06 11:21:55.000000000 -0600
+++ binutils-2.23.1/gold/timer.cc 2012-12-31 23:34:42.787524531 -0700
@@ -27,6 +27,7 @@
#ifdef HAVE_TIMES
#include <sys/times.h>
#endif
+#include <unistd.h>
#include "libiberty.h"