RE: master 8f0f851: * lisp/autoarg.el: Use lexical binding.

[Drew Adams]

> Some people argued that RESULT is not so useful, and it's position in
> the syntax is strange, and seems nobody really found this totally
> wrong.
> 
> BTW, in the discussion in said bug report we now found the idea to
> always warn about using the RESULT argument in subr.el's dotimes (in
> order to remove it later) and fix the warning in cl-dotimes.

Perhaps the difference in usefulness has to
do with other differences between dotimes
and cl-dotimes.  Perhaps the RETURN arg is
more useful in combination with go tags,
for instance.  Dunno.