Retire ip-tun port. Use gif(4) interfaces instead.

PR:		46850
Submitted by:	 Yu-Shun Wang <yushunwa@isi.edu>

net/Makefile

@@ -210,7 +210,6 @@
     SUBDIR += icqnix
     SUBDIR += icukrell
     SUBDIR += imcom
-    SUBDIR += ip-tun
     SUBDIR += ip6_int
     SUBDIR += ipcad
     SUBDIR += ipcalc

net/ip-tun/Makefile

@@ -1,17 +0,0 @@
-# New ports collection makefile for:    ip-tun
-# Date created:         Feb 22 2000
-# Whom:                 Yu-Shun Wang <yushunwa@isi.edu>
-#
-# $FreeBSD$
-#
-
-PORTNAME=	ip-tun
-PORTVERSION=	1.0
-CATEGORIES=	net
-MASTER_SITES=	http://www.isi.edu/xbone/software/ip-tun/
-
-MAINTAINER=	yushunwa@isi.edu
-
-MAN8=		ip-tun.8
-
-.include <bsd.port.mk>

net/ip-tun/distinfo

@@ -1 +0,0 @@
-MD5 (ip-tun-1.0.tar.gz) = 9183f1f2f12d7c08f71214ccff7a9069

net/ip-tun/files/patch-aa

@@ -1,12 +0,0 @@
---- Makefile.orig	Fri Jan 19 23:53:16 2001
-+++ Makefile	Fri Jan 19 23:53:33 2001
-@@ -83,7 +83,8 @@
- #
- # Primary Author: Stephen Suryaputra
- 
--CFLAGS = -g -O2 -Wall -pipe -DHAVE_SOCKADDR_SA_LEN -DIPV6 
-+CFLAGS ?= -O2
-+CFLAGS += -g -Wall -pipe -DHAVE_SOCKADDR_SA_LEN -DIPV6 
- LDFLAGS = 
- LDLIBS =
- PREFIX?=	/usr/local

net/ip-tun/pkg-comment

@@ -1 +0,0 @@
-Userspace daemon providing an RFC-2003 IP-in-IP tunnel

net/ip-tun/pkg-descr

@@ -1,8 +0,0 @@
-Establishes an RFC-2003 style IP encapsulation tunnel using a tun(4)
-kernel interface combined with divert sockets and IP firewall rules,
-implemented in a user-space daemon. No kernel mods are required,
-except enabling divert sockets, IPfirewalls, and a number of tun
-interfaces.
-
-- Joe Touch, Project Leader, X-Bone Group, USC/ISI
-	touch@isi.edu

net/ip-tun/pkg-plist

@@ -1 +0,0 @@
-bin/ip-tun