(interactive "P")
(if (null arg)
(setq arg
- (if (cdr (assq 'vertical-scroll-bars
- (frame-parameters (selected-frame))))
- -1 1))
+ (if (frame-parameter nil 'vertical-scroll-bars) -1 1))
(setq arg (prefix-numeric-value arg)))
(modify-frame-parameters
(selected-frame)
(interactive "P")
(if (null arg)
(setq arg
- (if (cdr (assq 'horizontal-scroll-bars
- (frame-parameters (selected-frame))))
- -1 1))
+ (if (frame-parameter nil 'horizontal-scroll-bars) -1 1))
(setq arg (prefix-numeric-value arg)))
(modify-frame-parameters
(selected-frame)