bug#50507: New function in Emacs GnuTLS implementation

[Eli Zaretskii]

> From: Nikolaos Chatzikonstantinou <nchatz314@gmail.com>
> Date: Sun, 12 Sep 2021 00:28:33 +0900
> Cc: 50507@debbugs.gnu.org
> 
> > > The reason for this addition would be to protect the key with a
> > > password. Note that the pass parameter may be NULL.
> >
> > Do you intend to make the change unconditionally, or do you intend to
> > make it an optional feature?
> >
> > And what is the minimal GnuTLS version which provided this function?
> 
> I intend to introduce new functions without changing any of the others.
> The following functions were added at 2013-04-08:
> 
>         gnutls_certificate_set_x509_key_file2
>         gnutls_certificate_set_x509_key_mem2
> 
> Versions after 3.2 and 3.1.11 include them. Although it appears
> straightforward to introduce them, my plan is to spend some time
> acclimating myself with GnuTLS and the Emacs implementation to ensure
> that I did it right, and then I'll submit a patch. Does it sound good?

Yes, SGTM.  Thank you very much for working on this.