xbmtopbm - convert an X11 or X10 bitmap to a PBM image
xbmtopbm
[bitmapfile]
This program is part of netpbm(1).
xbmtopbm reads an X11 or X10 bitmap as input and produces a PBM image as output.
Copyright (C) 1988 by Jef Poskanzer.