))))
;; Finally reverse file alist if necessary.
;; (eq below MUST compare `(not (memq ...))' to force comparison of
- ;; `t' or `nil', rather than list tails!)
+ ;; t or nil, rather than list tails!)
(if (eq (eq (not (memq ?U switches)) ; unsorted order is reversed
(not (memq ?r switches))) ; reversed sort order requested
ls-lisp-dirs-first) ; already reversed