findfs --version (return code: 0)
findfs from util-linux 2.27.1
findfs --help (return code: 0)
Usage:
findfs [options] {LABEL,UUID,PARTUUID,PARTLABEL}=<value>
Find a filesystem by label or UUID.
Options:
-h, --help display this help and exit
-V, --version output version information and exit
For more details see findfs(8).