(dired-diff, dired-backup-diff)

(dired-diff, dired-backup-diff)
(dired-clean-directory, dired-do-chmod, dired-do-chgrp)
(dired-do-chown, dired-do-touch, dired-do-print)
(dired-do-shell-command, dired-do-kill-lines, dired-do-compress)
(dired-do-byte-compile, dired-do-load, dired-do-redisplay)
(dired-create-directory, dired-do-copy, dired-do-symlink)
(dired-do-hardlink, dired-do-rename, dired-do-rename-regexp)
(dired-do-copy-regexp, dired-do-hardlink-regexp)
(dired-do-symlink-regexp, dired-upcase, dired-downcase)
(dired-maybe-insert-subdir, dired-next-subdir)
(dired-prev-subdir, dired-goto-subdir, dired-mark-subdir-files)
(dired-kill-subdir, dired-tree-up, dired-tree-down)
(dired-hide-subdir, dired-hide-all, dired-show-file-type)
(dired-run-shell-command, dired-query):
Remove redundant (or incorrect) autoloads.