/usr/bin/bdftopcf: invalid option '--help'
usage: /usr/bin/bdftopcf [-p#] [-u#] [-m] [-l] [-M] [-L] [-t] [-i] [-o pcf file] [bdf file]
       where # for -p is 1, 2, 4, or 8
       and   # for -u is 1, 2, or 4