complete-c umount -s V -d"Display version and exit"
complete-c umount -s h -d"Display help and exit"
complete-c umount -s v -d"Verbose mode"
complete-c umount -s n -d"Unmount without writing in /etc/mtab"
complete-c umount -s r -d"In case unmounting fails, try to remount read-only"
complete-c umount -s d -d"In case the unmounted device was a loop device, also free this loop device"
complete-c umount -s i -d"Don't call the /sbin/umount.<filesystem> helper even if it exists"
complete-c umount -s a -d"Unmount all of the file systems described in /etc/mtab"
complete-c umount -s t -d"Actions should only be taken on file systems of the specified type"-xa"(__fish_print_filesystems)"
complete-c umount -s O -d"Actions should only be taken on file systems with the specified options in /etc/fstab"-xa'(cut -d " " -f 4 /etc/mtab)\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"