groff: Output device intro

 
 1.6 Output Devices
 ==================
 
 'groff' actually produces device independent code that may be fed into a
 postprocessor to produce output for a particular device.  Currently,
 'groff' has postprocessors for POSTSCRIPT devices, character terminals,
 X Windows (for previewing), TeX DVI format, HP LaserJet 4 and Canon LBP
 printers (which use CAPSL), HTML, XHTML, and PDF.