OS-7667 IPFilter needs to keep and report state for cloud firewall logging
Portions contributed by: Mike Gerdts <mike.gerdts@joyent.com>

*** 19,29 ****
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
!  * Copyright (c) 2015, Joyent, Inc. All rights reserved.
   */
  
  #include <regex.h>
  #include <devfsadm.h>
  #include <stdio.h>
--- 19,29 ----
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
!  * Copyright 2019 Joyent, Inc.
   */
  
  #include <regex.h>
  #include <devfsadm.h>
  #include <stdio.h>
*** 122,132 ****
          { "pseudo", "ddi_pseudo", "ipd",
              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
          },
          { "pseudo", "ddi_pseudo",
              "(^ipf$)|(^ipnat$)|(^ipstate$)|(^ipauth$)|"
!             "(^ipsync$)|(^ipscan$)|(^iplookup$)",
              TYPE_EXACT | DRV_RE, ILEVEL_0, minor_name,
          },
          { "pseudo", "ddi_pseudo", "dld",
              TYPE_EXACT | DRV_EXACT, ILEVEL_0, node_name
          },
--- 122,132 ----
          { "pseudo", "ddi_pseudo", "ipd",
              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
          },
          { "pseudo", "ddi_pseudo",
              "(^ipf$)|(^ipnat$)|(^ipstate$)|(^ipauth$)|"
!             "(^ipsync$)|(^ipscan$)|(^iplookup$)|(^ipfev$)",
              TYPE_EXACT | DRV_RE, ILEVEL_0, minor_name,
          },
          { "pseudo", "ddi_pseudo", "dld",
              TYPE_EXACT | DRV_EXACT, ILEVEL_0, node_name
          },