13175 Add support for IP_RECVTOS
13182 CMSG_ macros should have man pages
Change-ID: I784aa36cfd3c17e3cccbf1fd329fa7e69b663ef9

@@ -21,10 +21,11 @@
 /*
  * Copyright (c) 1991, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2011, Joyent, Inc. All rights reserved.
  * Copyright (c) 2011 Nexenta Systems, Inc. All rights reserved.
  * Copyright (c) 2014, 2017 by Delphix. All rights reserved.
+ * Copyright 2020 OmniOS Community Edition (OmniOSce) Association.
  */
 /* Copyright (c) 1990 Mentat Inc. */
 
 #ifndef _INET_TCP_H
 #define _INET_TCP_H

@@ -374,10 +375,11 @@
         mblk_t          *tcp_ordrel_mp;         /* T_ordrel_ind mblk */
         t_uscalar_t     tcp_acceptor_id;        /* ACCEPTOR_id */
 
         int             tcp_ipsec_overhead;
 
+        uint_t          tcp_recvtos;    /* Last received IP_RECVTOS */
         uint_t          tcp_recvifindex; /* Last received IPV6_RCVPKTINFO */
         uint_t          tcp_recvhops;   /* Last received IPV6_RECVHOPLIMIT */
         uint_t          tcp_recvtclass; /* Last received IPV6_RECVTCLASS */
         ip6_hbh_t       *tcp_hopopts;   /* Last received IPV6_RECVHOPOPTS */
         ip6_dest_t      *tcp_dstopts;   /* Last received IPV6_RECVDSTOPTS */