(auto-save-interval auto-save integer)
(auto-save-timeout auto-save (choice (const :tag "off" nil)
(integer :format "%v")))
- (echo-keystrokes minibuffer boolean)
+ (echo-keystrokes minibuffer integer)
(polling-period keyboard integer)
(double-click-time mouse (restricted-sexp
:match-alternatives (integerp 'nil 't)))