Print PostScript files two-sided with lpr_dup

lpr_dup allows you to print a PostScript file in duplex mode using an lpr/lp-like syntax:
  lpr_dup -Pprinter
It works by inserting a PostScript cookie and ought to work on any PostScript printer capable of duplex printing.

You can download lpr_dup or read the documentation.

Last modified: Fri Jun 7 19:54:29 CEST 2002