ppmdmkfont (1) - Linux Manuals
ppmdmkfont: Create Ppmdfont 'standard'.
This program is part of Netpbm(1)
ppmdmkfont creates the 'standard' Ppmdfont font as a Ppmdfont file. It has no input; it always generates identical files.
(There are no arguments or options)
This program is useful mainly as an example for creating other fonts. libnetpbm has the 'standard' font built in.