Fix breakage caused by ether_aton() prototype change.

PR:		bin/20033

contrib/ipfilter/iplang/iplang_y.y

@@ -7,6 +7,7 @@
  * to the original author and the contributors.
  *
  * $Id: iplang_y.y,v 2.2 1999/12/04 03:37:04 darrenr Exp $
+ * $FreeBSD$
  */
 
 #include <stdio.h>
@@ -48,7 +49,7 @@
 #include "ipf.h"
 #include "iplang.h"
 
-#ifndef __NetBSD__
+#if !defined(__NetBSD__) && !defined(__FreeBSD__)
 extern	struct ether_addr *ether_aton __P((char *));
 #endif
 

usr.sbin/wlconfig/wlconfig.c

@@ -66,10 +66,10 @@ static const char rcsid[] =
 #include <sys/time.h>
 #include <machine/if_wl_wavelan.h>
 
+#include <net/ethernet.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <netinet/if_ether.h>
-extern struct ether_addr *ether_aton(char *a);
 
 #include <err.h>
 #include <stdio.h>