--- ./kdirstat/kdirtreecache.cpp.orig	2008-06-12 15:29:58.000000000 +0200
+++ ./kdirstat/kdirtreecache.cpp	2008-06-12 15:30:05.000000000 +0200
@@ -10,6 +10,7 @@
 
 #include <ctype.h>
 #include <errno.h>
+#include <stdlib.h>
 #include <kdebug.h>
 #include "kdirtreecache.h"
 #include "kdirtree.h"