Note: help and version output are generated by a naïve script which tries a few variants of
<command> --help, <command> -h etc. to find the command's help and version info.
Sometimes it gets lucky, sometimes it doesn't; if the output below looks wrong, it probably is.
hpftodit --version (return code: 0)
GNU hpftodit (groff) version 1.22.3
hpftodit --help (return code: 0)
usage: hpftodit [-s] [-a] [-q] [-i n] tfm_file map_file output_font
hpftodit -d tfm_file [map_file]