diff --git a/contrib/ipfilter/ipsend/larp.c b/contrib/ipfilter/ipsend/larp.c
deleted file mode 100644
index 5b79f7376a12..000000000000
--- a/contrib/ipfilter/ipsend/larp.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*	$FreeBSD$	*/
-
-/*
- * larp.c (C) 1995-1998 Darren Reed
- *
- * See the IPFILTER.LICENCE file for details on licencing.
- *
- */
-#if !defined(lint)
-static const char sccsid[] = "@(#)larp.c	1.1 8/19/95 (C)1995 Darren Reed";
-static const char rcsid[] = "@(#)$Id$";
-#endif
-#include <sys/param.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-#include <netinet/in.h>
-#include <net/if.h>
-#include <net/if_arp.h>
-#include <stdio.h>
-#include <netdb.h>
-#include <errno.h>
-
-#include "ip_compat.h"
-#include "iplang/iplang.h"
-
-/*
- * lookup host and return
- * its IP address in address
- * (4 bytes)
- */
-int	resolve(host, address)
-	char	*host, *address;
-{
-        struct	hostent	*hp;
-        u_long	add;
-
-	add = inet_addr(host);
-	if (add == -1)
-	    {
-		if (!(hp = gethostbyname(host)))
-		    {
-			fprintf(stderr, "unknown host: %s\n", host);
-			return -1;
-		    }
-		bcopy((char *)hp->h_addr, (char *)address, 4);
-		return 0;
-	}
-	bcopy((char*)&add, address, 4);
-	return 0;
-}
-
-/*
- * ARP for the MAC address corresponding
- * to the IP address.  This taken from
- * some BSD program, I cant remember which.
- */
-int	arp(ip, ether)
-	char	*ip;
-	char	*ether;
-{
-	static	int	s = -1;
-	struct	arpreq	ar;
-	struct	sockaddr_in	*sin;
-	char	*inet_ntoa();
-
-#ifdef	IP_SEND
-	if (arp_getipv4(ip, ether) == 0)
-		return 0;
-#endif
-	bzero((char *)&ar, sizeof(ar));
-	sin = (struct sockaddr_in *)&ar.arp_pa;
-	sin->sin_family = AF_INET;
-	bcopy(ip, (char *)&sin->sin_addr.s_addr, 4);
-
-	if (s == -1)
-		if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
-		    {
-			perror("arp: socket");
-			return -1;
-		    }
-
-	if (ioctl(s, SIOCGARP, (caddr_t)&ar) == -1)
-	    {
-		fprintf(stderr, "(%s):", inet_ntoa(sin->sin_addr));
-		if (errno != ENXIO)
-			perror("SIOCGARP");
-		return -1;
-	    }
-
-	bcopy(ar.arp_ha.sa_data, ether, 6);
-	return 0;
-}
diff --git a/contrib/ipfilter/ipsend/linux.h b/contrib/ipfilter/ipsend/linux.h
deleted file mode 100644
index e738f3ba426a..000000000000
--- a/contrib/ipfilter/ipsend/linux.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*	$FreeBSD$	*/
-
-/*
- * Copyright (C) 2012 by Darren Reed.
- *
- * This code may be freely distributed as long as it retains this notice
- * and is not changed in any way.  The author accepts no responsibility
- * for the use of this software.  I hate legaleese, don't you ?
- *
- * @(#)linux.h	1.1 8/19/95
- */
-
-#include <linux/config.h>
-#ifdef MODULE
-#include <linux/module.h>
-#include <linux/version.h>
-#endif /* MODULE */
-
-#include "ip_compat.h"
diff --git a/contrib/ipfilter/ipsend/lsock.c b/contrib/ipfilter/ipsend/lsock.c
deleted file mode 100644
index 245b2924ca06..000000000000
--- a/contrib/ipfilter/ipsend/lsock.c
+++ /dev/null
@@ -1,259 +0,0 @@
-/*	$FreeBSD$	*/
-
-/*
- * lsock.c (C) 1995-1998 Darren Reed
- *
- * See the IPFILTER.LICENCE file for details on licencing.
- *
- */
-#if !defined(lint)
-static const char sccsid[] = "@(#)lsock.c	1.2 1/11/96 (C)1995 Darren Reed";
-static const char rcsid[] = "@(#)$Id$";
-#endif
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <pwd.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/param.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/dir.h>
-#define	__KERNEL__
-#if LINUX >= 0200
-# undef UINT_MAX
-# undef INT_MAX
-# undef ULONG_MAX
-# undef LONG_MAX
-# include <linux/notifier.h>
-#endif
-#include <linux/fs.h>
-#if LINUX >= 0200
-#include "linux/netdevice.h"
-#include "net/sock.h"
-#endif
-#undef	__KERNEL__
-#include <linux/sched.h>
-#include <linux/netdevice.h>
-#include <nlist.h>
-#include <sys/user.h>
-#include <sys/socket.h>
-#include <math.h>
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <net/if.h>
-#if LINUX < 0200
-#include <net/inet/sock.h>
-#endif
-#include "ipsend.h"
-
-int	nproc;
-struct	task_struct	*proc;
-
-#ifndef	KMEM
-# ifdef	_PATH_KMEM
-#  define	KMEM	_PATH_KMEM
-# endif
-#endif
-#ifndef	KMEM
-# define	KMEM	"/dev/kmem"
-#endif
-#ifndef	KERNEL
-# define	KERNEL	"/System.map"
-#endif
-
-int	kmemcpy(buf, pos, n)
-	char	*buf;
-	void	*pos;
-	int	n;
-{
-	static	int	kfd = -1;
-
-	if (kfd == -1)
-		kfd = open(KMEM, O_RDONLY);
-
-	if (lseek(kfd, (off_t)pos, SEEK_SET) == -1)
-	    {
-		perror("lseek");
-		return -1;
-	    }
-	if (read(kfd, buf, n) == -1)
-	    {
-		perror("read");
-		return -1;
-	    }
-	return n;
-}
-
-struct	nlist	names[3] = {
-	{ "_task" },
-	{ "_nr_tasks" },
-	{ NULL }
-	};
-
-struct	task_struct	*getproc()
-{
-	struct	task_struct	*p, **pp;
-	void	*v;
-	pid_t	pid = getpid();
-	int	siz, n;
-
-	n = nlist(KERNEL, names);
-	if (n != 0)
-	    {
-		fprintf(stderr, "nlist(%#x) == %d\n", names, n);
-		return NULL;
-	    }
-	if (KMCPY(&nproc, names[1].n_value, sizeof(nproc)) == -1)
-	    {
-		fprintf(stderr, "read nproc (%#x)\n", names[1].n_value);
-		return NULL;
-	    }
-	siz = nproc * sizeof(struct task_struct *);
-	if (KMCPY(&v, names[0].n_value, sizeof(v)) == -1)
-	    {
-		fprintf(stderr, "read(%#x,%#x,%d) proc\n",
-			names[0].n_value, &v, sizeof(v));
-		return NULL;
-	    }
-	pp = (struct task_struct **)malloc(siz);
-	if (KMCPY(pp, v, siz) == -1)
-	    {
-		fprintf(stderr, "read(%#x,%#x,%d) proc\n",
-			v, pp, siz);
-		return NULL;
-	    }
-	proc = (struct task_struct *)malloc(siz);
-	for (n = 0; n < NR_TASKS; n++)
-	    {
-		if (KMCPY((proc + n), pp[n], sizeof(*proc)) == -1)
-		    {
-			fprintf(stderr, "read(%#x,%#x,%d) proc\n",
-				pp[n], proc + n, sizeof(*proc));
-			return NULL;
-		    }
-	    }
-
-	p = proc;
-
-	for (n = NR_TASKS; n; n--, p++)
-		if (p->pid == pid)
-			break;
-	if (!n)
-		return NULL;
-
-	return p;
-}
-
-
-struct	sock	*find_tcp(fd, ti)
-	int	fd;
-	struct	tcpiphdr *ti;
-{
-	struct	sock	*s;
-	struct	inode	*i;
-	struct	files_struct	*fs;
-	struct	task_struct	*p;
-	struct	file	*f, **o;
-
-	if (!(p = getproc()))
-		return NULL;
-
-	fs = p->files;
-	o = (struct file **)calloc(fs->count + 1, sizeof(*o));
-	if (KMCPY(o, fs->fd, (fs->count + 1) * sizeof(*o)) == -1)
-	    {
-		fprintf(stderr, "read(%#x,%#x,%d) - fd - failed\n",
-			fs->fd, o, sizeof(*o));
-		return NULL;
-	    }
-	f = (struct file *)calloc(1, sizeof(*f));
-	if (KMCPY(f, o[fd], sizeof(*f)) == -1)
-	    {
-		fprintf(stderr, "read(%#x,%#x,%d) - o[fd] - failed\n",
-			o[fd], f, sizeof(*f));
-		return NULL;
-	    }
-
-	i = (struct inode *)calloc(1, sizeof(*i));
-	if (KMCPY(i, f->f_inode, sizeof(*i)) == -1)
-	    {
-		fprintf(stderr, "read(%#x,%#x,%d) - f_inode - failed\n",
-			f->f_inode, i, sizeof(*i));
-		return NULL;
-	    }
-	return i->u.socket_i.data;
-}
-
-int	do_socket(dev, mtu, ti, gwip)
-	char	*dev;
-	int	mtu;
-	struct	tcpiphdr *ti;
-	struct	in_addr	gwip;
-{
-	struct	sockaddr_in	rsin, lsin;
-	struct	sock	*s, sk;
-	int	fd, nfd, len;
-
-	printf("Dest. Port: %d\n", ti->ti_dport);
-
-	fd = socket(AF_INET, SOCK_STREAM, 0);
-	if (fd == -1)
-	    {
-		perror("socket");
-		return -1;
-	    }
-
-	if (fcntl(fd, F_SETFL, FNDELAY) == -1)
-	    {
-		perror("fcntl");
-		return -1;
-	    }
-
-	bzero((char *)&lsin, sizeof(lsin));
-	lsin.sin_family = AF_INET;
-	bcopy((char *)&ti->ti_src, (char *)&lsin.sin_addr,
-	      sizeof(struct in_addr));
-	if (bind(fd, (struct sockaddr *)&lsin, sizeof(lsin)) == -1)
-	    {
-		perror("bind");
-		return -1;
-	    }
-	len = sizeof(lsin);
-	(void) getsockname(fd, (struct sockaddr *)&lsin, &len);
-	ti->ti_sport = lsin.sin_port;
-	printf("sport %d\n", ntohs(lsin.sin_port));
-	nfd = initdevice(dev, 0);
-	if (nfd == -1)
-		return -1;
-
-	if (!(s = find_tcp(fd, ti)))
-		return -1;
-
-	bzero((char *)&rsin, sizeof(rsin));
-	rsin.sin_family = AF_INET;
-	bcopy((char *)&ti->ti_dst, (char *)&rsin.sin_addr,
-	      sizeof(struct in_addr));
-	rsin.sin_port = ti->ti_dport;
-	if (connect(fd, (struct sockaddr *)&rsin, sizeof(rsin)) == -1 &&
-	    errno != EINPROGRESS)
-	    {
-		perror("connect");
-		return -1;
-	    }
-	KMCPY(&sk, s, sizeof(sk));
-	ti->ti_win = sk.window;
-	ti->ti_seq = sk.sent_seq - 1;
-	ti->ti_ack = sk.rcv_ack_seq;
-	ti->ti_flags = TH_SYN;
-
-	if (send_tcp(nfd, mtu, (ip_t *)ti, gwip) == -1)
-		return -1;
-	(void)write(fd, "Hello World\n", 12);
-	sleep(2);
-	close(fd);
-	return 0;
-}
diff --git a/contrib/ipfilter/ipsend/sirix.c b/contrib/ipfilter/ipsend/sirix.c
deleted file mode 100644
index 3b565b19220c..000000000000
--- a/contrib/ipfilter/ipsend/sirix.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*	$FreeBSD$	*/
-
-/*
- * (C)opyright 1992-1998 Darren Reed.
- * (C)opyright 1997 Marc Boucher.
- *
- * See the IPFILTER.LICENCE file for details on licencing.
- *
- */
-#include <stdio.h>
-#include <sys/types.h>
-#include <string.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-
-#include <net/if.h>
-#include <net/raw.h>
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#include <netinet/if_ether.h>
-#include <netinet/ip_var.h>
-#include "ipsend.h"
-#include <netinet/udp_var.h>
-
-#if !defined(lint) && defined(LIBC_SCCS)
-static	char	sirix[] = "@(#)sirix.c	1.0 10/9/97 (C)1997 Marc Boucher";
-#endif
-
-
-int	initdevice(char *device, int tout)
-{
-	int fd;
-	struct sockaddr_raw sr;
-
-	if ((fd = socket(PF_RAW, SOCK_RAW, RAWPROTO_DRAIN)) < 0)
-	    {
-		perror("socket(PF_RAW, SOCK_RAW, RAWPROTO_DRAIN)");
-		return -1;
-	    }
-
-	memset(&sr, 0, sizeof(sr));
-	sr.sr_family = AF_RAW;
-	sr.sr_port = ETHERTYPE_IP;
-	strncpy(sr.sr_ifname, device, sizeof(sr.sr_ifname));
-	if (bind(fd, &sr, sizeof(sr)) < 0)
-	    {
-		perror("bind AF_RAW");
-		close(fd);
-		return -1;
-	    }
-	return fd;
-}
-
-
-/*
- * output an IP packet
- */
-int	sendip(int fd, char *pkt, int len)
-{
-	struct sockaddr_raw sr;
-	int srlen = sizeof(sr);
-	struct ifreq ifr;
-	struct ether_header *eh = (struct ether_header *)pkt;
-
-	if (getsockname(fd, &sr, &srlen) == -1)
-	    {
-		perror("getsockname");
-		return -1;
-	    }
-
-	memset(&ifr, 0, sizeof(ifr));
-	strncpy(ifr.ifr_name, sr.sr_ifname, sizeof ifr.ifr_name);
-
-	if (ioctl(fd, SIOCGIFADDR, &ifr) == -1)
-	    {
-		perror("ioctl SIOCGIFADDR");
-		return -1;
-	    }
-
-	memcpy(eh->ether_shost, ifr.ifr_addr.sa_data, sizeof(eh->ether_shost));
-
-	if (write(fd, pkt, len) == -1)
-	    {
-		perror("send");
-		return -1;
-	    }
-
-	return len;
-}
diff --git a/contrib/ipfilter/ipsend/slinux.c b/contrib/ipfilter/ipsend/slinux.c
deleted file mode 100644
index 7405d5e503a5..000000000000
--- a/contrib/ipfilter/ipsend/slinux.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*	$FreeBSD$	*/
-
-/*
- * (C)opyright 1992-1998 Darren Reed. (from tcplog)
- *
- * See the IPFILTER.LICENCE file for details on licencing.
- *
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <netdb.h>
-#include <ctype.h>
-#include <signal.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/timeb.h>
-#include <sys/socket.h>
-#include <sys/file.h>
-#include <sys/ioctl.h>
-#include <sys/dir.h>
-#include <linux/netdevice.h>
-#include <net/if.h>
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-#include <netinet/tcp.h>
-#include "ipsend.h"
-
-#if !defined(lint)
-static const char sccsid[] = "@(#)slinux.c	1.2 8/25/95";
-static const char rcsid[] = "@(#)$Id$";
-#endif
-
-#define	CHUNKSIZE	8192
-#define BUFSPACE	(4*CHUNKSIZE)
-
-/*
- * Be careful to only include those defined in the flags option for the
- * interface are included in the header size.
- */
-
-static	int	timeout;
-static	char	*eth_dev = NULL;
-
-
-int	initdevice(dev, spare)
-	char	*dev;
-	int	spare;
-{
-	int fd;
-
-	eth_dev = strdup(dev);
-	if ((fd = socket(AF_INET, SOCK_PACKET, htons(ETHERTYPE_IP))) == -1)
-	    {
-		perror("socket(SOCK_PACKET)");
-		exit(-1);
-	    }
-
-	return fd;
-}
-
-
-/*
- * output an IP packet onto a fd opened for /dev/nit
- */
-int	sendip(fd, pkt, len)
-	int	fd, len;
-	char	*pkt;
-{
-	struct	sockaddr	s;
-	struct	ifreq	ifr;
-
-	strncpy(ifr.ifr_name, eth_dev, sizeof(ifr.ifr_name));
-	if (ioctl(fd, SIOCGIFHWADDR, &ifr) == -1)
-	    {
-		perror("SIOCGIFHWADDR");
-		return -1;
-	    }
-	bcopy(ifr.ifr_hwaddr.sa_data, pkt + 6, 6);
-	s.sa_family = ETHERTYPE_IP;
-	strncpy(s.sa_data, eth_dev, sizeof(s.sa_data));
-
-	if (sendto(fd, pkt, len, 0, &s, sizeof(s)) == -1)
-	    {
-		perror("send");
-		return -1;
-	    }
-
-	return len;
-}