--- src/third_party/qtsingleapplication/qtlocalpeer.cpp.orig	2012-01-30 22:09:08.017784414 -0600
+++ src/third_party/qtsingleapplication/qtlocalpeer.cpp	2012-01-30 22:09:29.668536114 -0600
@@ -57,6 +57,7 @@
 #endif
 #if defined(Q_OS_UNIX)
 #include <time.h>
+#include <unistd.h>
 #endif
 
 namespace QtLP_Private {