Re: How to tell if Emacs's built with GTK? [was: Using defcustom to set width and height for set-window-scroll-bars]

[Eli Zaretskii <eliz@gnu.org>]

> From: Pierre Rouleau <prouleau001@gmail.com>
> Date: Tue, 14 May 2024 16:01:28 -0400
> Cc: help-gnu-emacs@gnu.org
> 
> On Tue, May 14, 2024 at 3:26 PM Eli Zaretskii <eliz@gnu.org> wrote:
> 
>  May I ask why you are asking these questions?
> 
> Sure.
> 
> Sometime ago, (can't remember why at the moment), I needed to 
> determine if the Emacs instance was built with --with-modules 
> configure switch.  
> At that time I looked for ways to determine that and did not really
> find anything I could rely on.
> 
> When I saw your previous message to Heime I asked the question
> on GTK because it's another aspect of the build and assumed that
> the information for modules might also be there.  
> I saw the "--with-modules" inside the system-configuration-options string variable  
> I just learned about and checked in several environments I use.
> 
> Overall it's to learn and allow me to improve my environment and 
> Emacs-based project (PEL). 
> I want to learn more about the Emacs build process and
> the various aspects; gccemacs, treesitter, LSP, etc...  

OK, thanks.

Some features are seen via system-configuration, some via
system-configuration-options, and some via
system-configuration-features.  Some are seen in more than one of
these.