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.
pat2ppm -V (return code: 1)
libpng error: Not a PNG file
Failed to load --version
pat2ppm -HELP (return code: 1)
Author: Steve Slaven - http://hoopajoo.net
usage: pat2ppm infile.pat
infile is a PAT file
the resulting ppm file is written to stdout