bug#23689: Daemon-mode on Windows - "w32-initialized" is set too early

[Eli Zaretskii]

> From: Paul Moore <p.f.moore@gmail.com>
> Date: Fri, 3 Jun 2016 11:33:00 +0100
> 
> When Emacs starts in daemon mode on Windows, "w32-initialized" is set
> to "t" right at the start - before the window system is initialized.
> Specifically, before (find-font) will work correctly.
> 
> To demonstrate, start Emacs in daemon mode, with a .emacs.d/init.el
> containing a statement at the top to display the value of
> "w32-initialized". The value "t" is shown.

It looks like this is an internal variable whose purpose is to make
sure the w32 GUI initialization code is called only once per session;
it shouldn't be used for any other purpose.  I guess we could make
this more explicit in the doc string, but other than that I see no bug
here.

Thanks.