--- src/system.cpp.old	2012-07-19 13:37:12.324303303 +0200
+++ src/system.cpp	2012-07-19 13:38:05.451584273 +0200
@@ -2,6 +2,8 @@
 #include <strings.h>
 #include <string>
 #include <cstring>
+#include <unistd.h>
+#include <sys/types.h>
 
 #ifdef WINDOWS
 static const char * type(){