Variable: hide-ifdef-mode-prefix-key
hide-ifdef-mode-prefix-key is a customizable variable defined in
hideif.el.gz.
Value
"@"
Documentation
Prefix key for all Hide-Ifdef mode commands.
This variable was added, or its default value changed, in Emacs 27.1.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/hideif.el.gz
(defcustom hide-ifdef-mode-prefix-key "\C-c@"
"Prefix key for all Hide-Ifdef mode commands."
:type 'key-sequence
:version "27.1")