manuals, similar to existing setup for help-mode. (My bug#3913.)
;; sort of fallback match scheme existed.
("(elisp)Index" nil "^ -+ .*: " "\\( \\|$\\)")))
+;; docstrings talk about elisp, so have apropos-mode follow emacs-lisp-mode
+(info-lookup-maybe-add-help
+ :mode 'apropos-mode
+ :regexp "[^][()`',\" \t\n]+" ;; same as emacs-lisp-mode above
+ :other-modes '(emacs-lisp-mode))
+
(info-lookup-maybe-add-help
:mode 'lisp-interaction-mode
:regexp "[^][()`',\" \t\n]+"