BEGIN           { flag = 0 ; start = 0 ; origin = 1 ; pep = 1 ; lastseg = "" }
 
$1 == "Start"   {
                  $0 = " Start     Length     Name                   Class"
                  start = 1
                }
 
$1 == "Address" {
                  if (origin == 1) {
                      printf " Origin   Group\n %4s:0   DGROUP\n\n", lastseg
                      origin = 0
                  }
                }
 
                {
                  if ((flag == 1) && ($0 != "")){
                      printf " %s %6s     %-22s %s\n", $1, $2, $3, $4
                      lastseg = $1
                  }
                  else
                      print $0
                }
 
$0 == ""        { flag = start ; start = 0 }
 
$1 == "Origin"  { origin = 0 }
 
$1 == "Program" { pep = 0 }
 
END             { if (pep == 1) print "Program entry point at 0001:0000" }