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

*** 20,29 ****
--- 20,30 ----
   */
  /*
   * Copyright (c) 1991, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
   * Copyright 2014, OmniTI Computer Consulting, Inc. All rights reserved.
+  * Copyright 2020 OmniOS Community Edition (OmniOSce) Association.
   */
  /* Copyright (c) 1990 Mentat Inc. */
  
  #include <sys/sysmacros.h>
  #include <sys/types.h>
*** 2345,2356 ****
                  sin->sin_family = connp->conn_family;
                  *(uint32_t *)&sin->sin_zero[0] = 0;
                  *(uint32_t *)&sin->sin_zero[4] = 0;
  
                  /*
!                  * Add options if IP_RECVDSTADDR, IP_RECVIF, IP_RECVSLLA or
!                  * IP_RECVTTL has been set.
                   */
                  if (udi_size != 0) {
                          conn_recvancillary_add(connp, recv_ancillary, ira,
                              &ipps, (uchar_t *)&sin[1], udi_size);
                  }
--- 2346,2357 ----
                  sin->sin_family = connp->conn_family;
                  *(uint32_t *)&sin->sin_zero[0] = 0;
                  *(uint32_t *)&sin->sin_zero[4] = 0;
  
                  /*
!                  * Add options if IP_RECVDSTADDR, IP_RECVIF, IP_RECVSLLA,
!                  * IP_RECVTTL or IP_RECVTOS has been set.
                   */
                  if (udi_size != 0) {
                          conn_recvancillary_add(connp, recv_ancillary, ira,
                              &ipps, (uchar_t *)&sin[1], udi_size);
                  }