isodump --version (return code: 0)
isodump 1.1.11 (Linux)
isodump --help (return code: 0)
isodump: Usage: isodump [options] image
Options:
-help, -h Print this help
-version Print version info and exit
-i filename Filename to read ISO-9660 image from
dev=target SCSI target to use as CD/DVD-Recorder
If neither -i nor dev= are speficied, <image> is needed.