--- pad.cpp	2009-01-29 20:29:48.000000000 +0100
+++ pad.cpp	2009-01-29 20:29:48.000000000 +0100
@@ -4,6 +4,7 @@
 #include <pthread.h>
 #include <unistd.h>
 #include <sys/shm.h>
+#include <stdlib.h>
 
 //
 // singleton specific code