bug#63311: 30.0.50; [PATCH] smtpmail-send-it split

[Manuel Giraud]

Eli Zaretskii <eliz@gnu.org> writes:

[...]

>> that would return the error message of the given thread like the global
>> 'thread-last-error' does.
>
> Maybe.  But we decided not to add this until there's a real need for
> it.

Ok.

> Also, threads don't really have a unique ID, at least not easily,
> so there's more here than meets the eye...

What do you mean by this?  Where does this ID come from?
-- 
Manuel Giraud