Variable: gnus-button-message-level
gnus-button-message-level is a customizable variable defined in
gnus-art.el.gz.
Value
5
Documentation
Integer that says how many buttons for news or mail messages will appear.
The higher the number, the more buttons will appear and the more false positives are possible.
This variable was added, or its default value changed, in Emacs 22.1.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/gnus-art.el.gz
(defcustom gnus-button-message-level 5
"Integer that says how many buttons for news or mail messages will appear.
The higher the number, the more buttons will appear and the more false
positives are possible."
;; mail addresses, MIDs, URLs for news, ...
:version "22.1"
:group 'gnus-article-buttons
:type 'integer)