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MOUNTPOINT(1)                             User Commands                             MOUNTPOINT(1)

NAME
       mountpoint - see if a directory or file is a mountpoint

SYNOPSIS
       mountpoint [-d|-q] directory | file

       mountpoint -x device

DESCRIPTION
       mountpoint   checks   whether   the   given   directory   or  file  is  mentioned  in  the
       /proc/self/mountinfo file.

OPTIONS
       -d, --fs-devno
              Show the major/minor numbers of the device that is mounted on the given directory.

       -q, --quiet
              Be quiet - don't print anything.

       -x, --devno
              Show the major/minor numbers of the given blockdevice on standard output.

       -V, --version
              Display version information and exit.

       -h, --help
              Display help text and exit.

EXIT STATUS
       Zero if the directory or file is a mountpoint, non-zero if not.

AUTHOR
       Karel Zak 

ENVIRONMENT
       LIBMOUNT_DEBUG=all
              enables libmount debug output.

NOTES
       The util-linux mountpoint implementation was written from scratch for libmount.  The orig‐
       inal version for sysvinit suite was written by Miquel van Smoorenburg.

SEE ALSO
       mount(8)

AVAILABILITY
       The  mountpoint  command  is  part  of  the  util-linux  package  and  is  available  from
       ftp://ftp.kernel.org/pub/linux/utils/util-linux/.

util-linux                                  July 2014                               MOUNTPOINT(1)

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