--- mainwindow.cpp~ 2011-12-14 12:18:36.000000000 -0600
+++ mainwindow.cpp 2012-01-06 07:11:01.969955047 -0600
@@ -4,6 +4,7 @@
#include <iostream>
#include <typeinfo>
+#include <unistd.h>
#include "aboutdialog.h"
#include "branchpropwindow.h"