Re: doc elisp intro cross reference fixes

[Luc Teirlinck]

Stefan Monnier wrote:

   Indeed.  We'd just need to make (defvar a b "*c") equivalent
   to (defcustom a b "c").

In fact, people already seem to have used this "feature".  Just do

 M-x customize-group nil

Are these deliberate or inadvertent bugs?  Is this `nil' group a
deliberate feature or an unintentional oddity?  If this is a feature
should it not be mentioned in (elisp)Group Definitions?

Sincerely,

Luc.