$NetBSD$

--- inetcf.c.orig	2006-01-27 17:27:06.000000000 +0000
+++ inetcf.c
@@ -12,12 +12,10 @@ static char sccsid[] = "@(#) inetcf.c 1.
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <errno.h>
 #include <string.h>
 
-extern int errno;
-extern void exit();
-
 #include "tcpd.h"
 #include "inetcf.h"
 
