groff: Invoking grolj4
7.6.1 Invoking 'grolj4'
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The postprocessor 'grolj4' accepts the following command-line options:
'-cN'
Print N copies of each page.
'-FDIR'
Put the directory 'DIR/devNAME' in front of the search path for the
font and device description files, given the target device NAME,
usually *lj4*.
'-l'
Use landscape orientation.
'-pSIZE'
Set the page dimensions. Valid values for SIZE are: 'letter',
'legal', 'executive', 'a4', 'com10', 'monarch', 'c5', 'b5', 'd1'.
'-v'
Print the version number.
'-wN'
Set the line thickness to N/1000em. Overrides the default value N
= 40.
The special drawing command '\D'R DH DV'' draws a horizontal
rectangle from the current position to the position at offset (DH,DV).