Stefan Monnier writes:

>> +(defun map-keys (map)
>> +  "Return the list of keys in MAP."
>> +  (map-apply (lambda (key value) key) map))
>
> Please byte-compile your files on a regular basis and look at the
> warnings you get.

I try to do that, but I'm not sure how I should proceed to remove this
warnings.  Maybe by naming it "_"?

Nico
-- 
Nicolas Petton
http://nicolas-petton.fr