`message-mail-follow-up-address-checker'. (same as Nana-gnus 6.x)
(message-tokenize-header (buffer-string))))
(let ((s ccalist))
(while s
- (setq ccalist (delq (assoc (car (pop s)) s) ccalist)))))
+ (setq ccalist (delq (assoc (car (pop s)) s) ccalist))))
+ (when (functionp message-mail-follow-up-address-checker)
+ (setq ccalist (funcall message-mail-follow-up-address-checker
+ ccalist))))
(setq follow-to (list (cons 'To (cdr (pop ccalist)))))
(when ccalist
(let ((ccs (cons 'Cc (mapconcat