bug#48025: 28.0.50; Add an invocation option to inhibit native-compilation functionality

[Eli Zaretskii]

> From: Andrea Corallo <akrl@sdf.org>
> Cc: psainty@orcon.net.nz, 48025@debbugs.gnu.org
> Date: Thu, 29 Apr 2021 14:33:17 +0000
> 
> >  comp-limple-mode
> >  comp-speed
> >  comp-debug
> >  comp-verbose
> >  comp-always-compile
> >  comp-bootstrap-deny-list
> >  comp-never-optimize-functions
> >  comp-async-jobs-number
> >  comp-async-cu-done-functions
> >  comp-async-all-done-hook
> >  comp-async-env-modifier-form
> >  comp-async-report-warnings-errors
> >  comp-async-query-on-exit
> >  comp-native-driver-options
> >  comp-warning-on-missing-source
> 
> Thanks, should the renaming be comp-* to native-* ?

I think they all should begin with native-comp- and
comp-native-driver-options should become native-comp-driver-options.
Also, I'd prefer renaming comp-async-jobs-number to
native-comp-number-of-async-jobs.

Thanks.