diff -aur startactive-0.2/SignalListener.cpp startactive-0.2-new/SignalListener.cpp
--- startactive-0.2/SignalListener.cpp	2011-12-12 20:55:07.000000000 +0100
+++ startactive-0.2-new/SignalListener.cpp	2012-05-01 20:36:36.586277293 +0200
@@ -19,6 +19,7 @@
 
 #include "SignalListener.h"
 
+#include <unistd.h>
 #include <signal.h>
 #include <sys/types.h>
 #include <sys/socket.h>