Usage: dpkg-realpath [<option>...] <pathname>
       dpkg-realpath <command>

Commands:
      --help
          Show this help message.
      --version
          Show the version.

Options:
  -z, --zero
          End output line with NUL, not newline.
      --instdir <directory>
          Change the installation directory.
          [default: /]
      --root <directory>
          Change the root directory.
          [default: /]
          [env: DPKG_ROOT=]