Variable: message-followup-to-function
message-followup-to-function is a customizable variable defined in
message.el.gz.
Value
ignore
Documentation
If non-nil, function that should return a list of headers.
This function should pick out addresses from the To, Cc, and From headers and respond with new To and Cc headers.
This variable was added, or its default value changed, in Emacs 28.1.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/message.el.gz
(defcustom message-followup-to-function #'ignore
"If non-nil, function that should return a list of headers.
This function should pick out addresses from the To, Cc, and From headers
and respond with new To and Cc headers."
:group 'message-interface
:link '(custom-manual "(message)Followup")
:version "28.1"
:type 'function)