complete-c umount -s O -d(_"Actions should only be taken on file systems with the specified options in /etc/fstab")-xa'(cat /etc/mtab | cut -d " " -f 4)\t"Mount option"'
complete-c umount -s f -d(_"Force unmount (in case of an unreachable NFS system)")
complete-c umount -s l -d(_"Detach the filesystem from the filesystem hierarchy now, and cleanup all references to the filesystem as soon as it is not busy")