Re: Function menu missing from top window bar!!

[Tom Browder]

On Tue, Jan 3, 2017 at 11:12 AM, Drew Adams <drew.adams@oracle.com> wrote:
>> I can't remember how it's supposed to work, but when you do M-x imenu
>> the *Completions* should be sorted by virtue of the normal sorting
>> performed by the completion UI.  If you like your GUI menu to be sorted
>> when selecting with the mouse, there's imenu-sort-function which you can
>> set via M-x customize-variable.  It's supposed to be a user-preference
>> rather than being imposed by the author of the major mode.
>
> Set the option value to `imenu--sort-by-name'.  The option doc
> tells you:
>
>   "Set it to `imenu--sort-by-name' if you want alphabetic sorting."

Yes, Drew, I read that, but I need to know EXACTLY how to do that?
Where does the option value go?  That's what's confusing about the
emacs manual: fragments that assume you know all about everything
lisp!  I need a recipe here!

Thanks.

-Tom