--- menu-2.1.20/install-menu/functions.cc~	2005-01-24 14:22:16 +0300
+++ menu-2.1.20/install-menu/functions.cc	2005-01-24 14:22:20 +0300
@@ -23,7 +23,7 @@
  *
  * Written by Joost Witteveen.
  */
-
+#include <errno.h>
 #include "functions.h"
 #include "install-menu.h"
 #include <stringtoolbox.h>