[R21.4R21.5] `defclass' and `defmethod' autoloads

[Stephen J. Turnbull]

Michael Sperber writes:

 > The question is how do you get it there?  And in such a way that it's
 > guaranteed to be there before it gets used.

I was thinking auto-autoloads.  If the relevant package isn't there,
then you're gonna be hosed anyway.

The difference between using a property on symbols vs. a list of
symbols is avoiding the need for a defvar, which often seems unclean
in this kind of application.