From 51a7230a180fec81b637e2808cc2f5964108d9c2 Mon Sep 17 00:00:00 2001
From: Cy Schubert <cy@FreeBSD.org>
Date: Mon, 24 Jun 2019 02:58:02 +0000
Subject: [PATCH] Clean out duplicate definitions of TCP macros also found in
 netinet/tcp.h.

MFC after:	1 week
---
 sys/contrib/ipfilter/netinet/ip_compat.h | 31 ------------------------
 1 file changed, 31 deletions(-)

diff --git a/sys/contrib/ipfilter/netinet/ip_compat.h b/sys/contrib/ipfilter/netinet/ip_compat.h
index 777495b39aed..363992ddb284 100644
--- a/sys/contrib/ipfilter/netinet/ip_compat.h
+++ b/sys/contrib/ipfilter/netinet/ip_compat.h
@@ -829,37 +829,6 @@ typedef	struct	tcpiphdr	tcpiphdr_t;
 #undef	IPOPT_AH
 #define	IPOPT_AH	256+IPPROTO_AH
 
-#ifndef TCPOPT_EOL
-# define TCPOPT_EOL		0
-#endif
-#ifndef TCPOPT_NOP
-# define TCPOPT_NOP		1
-#endif
-#ifndef TCPOPT_MAXSEG
-# define TCPOPT_MAXSEG		2
-#endif
-#ifndef TCPOLEN_MAXSEG
-# define TCPOLEN_MAXSEG		4
-#endif
-#ifndef TCPOPT_WINDOW
-# define TCPOPT_WINDOW		3
-#endif
-#ifndef TCPOLEN_WINDOW
-# define TCPOLEN_WINDOW		3
-#endif
-#ifndef TCPOPT_SACK_PERMITTED
-# define TCPOPT_SACK_PERMITTED	4
-#endif
-#ifndef TCPOLEN_SACK_PERMITTED
-# define TCPOLEN_SACK_PERMITTED	2
-#endif
-#ifndef TCPOPT_SACK
-# define TCPOPT_SACK		5
-#endif
-#ifndef TCPOPT_TIMESTAMP
-# define TCPOPT_TIMESTAMP	8
-#endif
-
 #ifndef	ICMP_MINLEN
 # define	ICMP_MINLEN	8
 #endif