7388 Support DHCP Client FQDN. Allow IAID/DUID for all v4.

*** 19,28 ****
--- 19,29 ----
   * CDDL HEADER END
   */
  /*
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
+  * Copyright (c) 2016, Chris Fraire <cfraire@me.com>.
   */
  
  #include <sys/types.h>
  #include <stdlib.h>
  #include <string.h>
*** 57,67 ****
          { "PARAM_REQUEST_LIST",  NULL,   0,   0   },
          { "REQUEST_HOSTNAME",    "1",    0,   0   },
          { "DEBUG_LEVEL",         "0",    0,   3   },
          { "VERBOSE",             "0",    0,   0   },
          { "VERIFIED_LEASE_ONLY", "0",    0,   0   },
!         { "PARAM_IGNORE_LIST",   NULL,   0,   0   }
  };
  
  /*
   * df_build_cache(): builds the defaults nvlist cache
   *
--- 58,70 ----
          { "PARAM_REQUEST_LIST",  NULL,   0,   0   },
          { "REQUEST_HOSTNAME",    "1",    0,   0   },
          { "DEBUG_LEVEL",         "0",    0,   3   },
          { "VERBOSE",             "0",    0,   0   },
          { "VERIFIED_LEASE_ONLY", "0",    0,   0   },
!         { "PARAM_IGNORE_LIST",   NULL,   0,   0   },
!         { "REQUEST_FQDN",        "1",    0,   0   },
!         { "V4_DEFAULT_IAID_DUID",  "0",  0,   0   },
  };
  
  /*
   * df_build_cache(): builds the defaults nvlist cache
   *