#!/bin/sh
if [ $# = 1 ]
then
 sed '
  /\/YourX0/c\
   \/YourX0     -40.7 mm def
  /\/YourY0/c\
   \/YourY0      18.3 mm def
  /\/YourScaleX/c\
   \/YourScaleX 253.3 mm def
  /\/YourScaleY/c\
   \/YourScaleY 253.3 mm def
 ' $1 
###########################
else echo " usage : $0 hcopyfile | lp"
     echo " or      $0 hcopyfile > yourfile"
     echo " purpose : maximize the picture to 153.3 mm"
fi
###########################
