(help-mode)
(goto-char (point-min))
(while (or (memq char (append help-event-list
- (cons help-char '(?? ?\C-v ?\ ?\177 delete backspace vertical-scroll-bar ?\M-v))))
+ (cons help-char '(?? ?\C-v ?\s ?\177 delete backspace vertical-scroll-bar ?\M-v))))
(eq (car-safe char) 'switch-frame)
(equal key "\M-v"))
(condition-case nil