--- nethogs.orig/cui.cpp	2004-09-16 20:31:33.000000000 +0300
+++ nethogs.orig/cui.cpp	2008-12-02 12:33:35.000000000 +0200
@@ -2,6 +2,7 @@ 
 #include <string>
 #include <pwd.h>
 #include <sys/types.h>
+#include <stdlib.h>
 
 #include <ncurses.h>
 #include "nethogs.h"