Provided by: netpbm_10.0-15ubuntu2_amd64
ybmtopbm - convert a Bennet Yee "face" file into a portable bitmap
Reads a file acceptable to the face and xbm programs by Bennet Yee (email@example.com). Writes a portable bitmap as output.
Copyright (C) 1991 by Jamie Zawinski and Jef Poskanzer. 06 March 1990 ybmtopbm(1)