Variable: mml2015-display-key-image
mml2015-display-key-image is a customizable variable defined in
mml2015.el.gz.
Value
t
Documentation
If t, try to display key images.
This variable was added, or its default value changed, in Emacs 24.5.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/mml2015.el.gz
(defcustom mml2015-display-key-image t
"If t, try to display key images."
:version "24.5"
:group 'mime-security
:type 'boolean)