1: #!/bin/sh
   2: # Add in the magic postscript preface to perform
   3: # duplex printer control for Xerox docuprint.
   4: 
   5: # To have this script send the files directly to the printer, use 
   6: # a subshell to collect the output of the two 'cat' commands.
   7: 
   8: ## (
   9: cat << EOP
  10: %!PS
  11: %%BeginFeature: *Duplex DuplexTumble
  12: <</Duplex true /Tumble false>> setpagedevice
  13: %%EndFeature
  14: EOP
  15: cat "$@"
  16: ## ) | lpr