filter-unref.awk

   1 BEGIN   {
   2                         ign["DDTZ_END"] = 1
   3                         ign["DEFVERS"] = 1
   4                         ign["P_MSG_ERROR"] = 1
   5                 }
   6
   7 /\x1A/  { exit }
   8 /^Cross Reference/      { cross = 1 }
   9
  10                                 { if (cross != 1) next }
  11                                 { if ($2 in ign) next }
  12
  13 /^[0-9A-F]{4}/  { if (NF == 3)  printf "%s\n", $0 }