Variable: cua-toggle-set-mark
cua-toggle-set-mark is a customizable variable defined in
cua-base.el.gz.
Value
t
Documentation
If non-nil, the cua-set-mark command toggles the mark.
Source Code
;; Defined in /usr/src/emacs/lisp/emulation/cua-base.el.gz
(defcustom cua-toggle-set-mark t
"If non-nil, the `cua-set-mark' command toggles the mark."
:type '(choice (const :tag "Disabled" nil)
(other :tag "Enabled" t)))