as usr.sbin/rtadvd no longer install rtadvd.conf, remove it from

default security checking.

src/etc/mtree/special

@@ -1,4 +1,4 @@
-#	$OpenBSD: special,v 1.28 2000/12/17 21:48:47 marc Exp $
+#	$OpenBSD: special,v 1.29 2001/02/09 15:25:41 itojun Exp $
 #	$NetBSD: special,v 1.4 1996/05/08 21:30:18 pk Exp $
 #	@(#)special	8.2 (Berkeley) 1/23/94
 #
@@ -32,7 +32,6 @@ group		type=file mode=0644 uname=root gname=wheel
 hosts		type=file mode=0644 uname=root gname=wheel
 hosts.equiv	type=file mode=0600 uname=root gname=wheel optional
 inetd.conf	type=file mode=0644 uname=root gname=wheel
-rtadvd.conf	type=file mode=0644 uname=root gname=wheel
 ipf.rules	type=file mode=0644 uname=root gname=wheel optional
 kerberosIV	type=dir mode=0755 uname=root gname=wheel optional ignore
 ..	#kerberosIV