+ ;; Now collect and concatenate continuation parameters.
+ (let ((cparams nil)
+ elem)
+ (loop for (attribute value part encoded)
+ in (sort parameters (lambda (e1 e2)
+ (< (or (caddr e1) 0)
+ (or (caddr e2) 0))))
+ do (if (or (not (setq elem (assq attribute cparams)))
+ (and (numberp part)
+ (zerop part)))
+ (push (list attribute value encoded) cparams)
+ (setcar (cdr elem) (concat (cadr elem) value))))
+ ;; Finally decode encoded values.
+ (cons type (mapcar
+ (lambda (elem)
+ (cons (car elem)
+ (if (nth 2 elem)
+ (rfc2231-decode-encoded-string (nth 1 elem))
+ (nth 1 elem))))
+ (nreverse cparams))))))))