(case-fold-down-charlist charlist)
Shifts all of the characters in charlist to lowercase with case-fold-down-char.
Norman Walsh, <ndw@nwalsh.com>
(define (case-fold-down-charlist charlist) ;; Return the list of characters, shifted to lowercase (if (null? charlist) '() (cons (case-fold-down-char (car charlist)) (case-fold-down-charlist (cdr charlist)))))