usage: /usr/bin/hpftodit [-aqs] [-i n] tfm-file map-file output-font
usage: /usr/bin/hpftodit -d tfm-file [map-file]
usage: /usr/bin/hpftodit {-v | --version}
usage: /usr/bin/hpftodit --help

Create a font description file for use with a Hewlett-Packard
LaserJet 4-series (or newer) printer and the grolj4(1) output driver
of groff(1), using data from an HP tagged font metric (TFM) file.
See the hpftodit(1) manual page.