mountpoint — see if a directory or file is a mountpoint
−q ] directory | file
checks whether the given
file is mentioned in the
Show the major/minor numbers of the device that is mounted on the given directory.
Be quiet - don't print anything.
Show the major/minor numbers of the given blockdevice on standard output.
Display version information and exit.
Display help text and exit.
The util-linux mountpoint implementation was written from scratch for libmount. The original version for sysvinit suite was written by Miquel van Smoorenburg.