+ for details. If
+ <option>x-systemd.device-timeout=</option> is
+ specified it may be used to configure how long systemd
+ should wait for a device to show up before giving up
+ on an entry from
+ <filename>/etc/fstab</filename>. Specify a time in
+ seconds or explicitly specifiy a unit as
+ <literal>s</literal>, <literal>min</literal>,
+ <literal>h</literal>, <literal>ms</literal>.</para>