- ;; Patch browse-url-default-browser for older ones
- (advice-add 'browse-url-default-browser :before-while
+ ;; Patch `browse-url-browser-function' for older ones. The value of
+ ;; that variable is `browse-url-default-browser' by default, so
+ ;; that's the function that gets advised.
+ (advice-add browse-url-browser-function :before-while