!
! external command language definition file for SIX Version 3.0
!
! this needs to be modified, subsituting in the proper image name for your
! system.  Then you may, if you desire, SET COMMAND extcld.
!

define verb 6
      image drc2:[grec.e]6
      parameter p1, prompt="File",
                    value(type=$infile,list,required)
      parameter p2, prompt="Range",
                    value(list)
      qualifier range, value(required), nonnegatable
      qualifier head, value(type=$number,default=18), nonnegatable
      qualifier tail, value(type=$number,default=18), nonnegatable
      qualifier output, value(type=$outfile,default=SYS$OUTPUT),
                    nonnegatable, default