--- icd-main-old.cpp    2012-08-03 08:41:50.780000033 +0200
+++ icd-main.cpp        2012-08-03 08:40:46.280000036 +0200
@@ -28,6 +28,7 @@
 #include <sys/stat.h>
 #include <cstdio>
 #include <cstring>
+#include <unistd.h>
 
 #include "inotify-cxx.h"
 #include "appinst.h"