extern int gmem __P((const gid_t));
extern int setdeskmode __P((const mode_t));
-extern int setdirmode __P((const mode_t, const int));
+extern int setdirmode __P((const mode_t, const int, const int));
extern int setdeskowner __P((const uid_t, const gid_t));
extern int setdirowner __P((const uid_t, const gid_t, const int));