isosize --version (return code: 0)
isosize from util-linux 2.27.1
isosize --help (return code: 0)
Usage:
isosize [options] <iso9660_image_file>
Show the length of an ISO-9660 filesystem.
Options:
-d, --divisor=<number> divide the amount of bytes by <number>
-x, --sectors show sector count and size
-h, --help display this help and exit
-V, --version output version information and exit
For more details see isosize(8).