zap conflicting private prototype for ether_aton()

net/arpcatch/patches/patch-config_c

@@ -1,7 +1,7 @@
-$OpenBSD: patch-config_c,v 1.1 2001/04/20 07:53:02 reinhard Exp $
+$OpenBSD: patch-config_c,v 1.2 2005/04/03 19:20:58 naddy Exp $
 --- config.c.orig	Mon Nov 24 12:18:54 1997
-+++ config.c	Tue Apr 17 16:00:13 2001
-@@ -1,7 +1,6 @@
++++ config.c	Sun Apr  3 21:15:59 2005
+@@ -1,14 +1,11 @@
  #include "arpcatch.h"
  #include <sys/types.h>
  #include <sys/socket.h>
@@ -9,3 +9,10 @@ $OpenBSD: patch-config_c,v 1.1 2001/04/20 07:53:02 reinhard Exp $
  
  static list_t *add_host(char *buffer, list_t *hosts);
  static int add_proxy(char *buffer, table_t *at);
+ 
+ static void config_error(char *, int);
+-
+-extern struct ether_addr *ether_aton(char *);
+ 
+ int compare_ip(const void *a, const void *b) {
+ 	struct in_addr *ia, *ib;