Subject: bug#5558: 23.1.92; sending an email takes much long then previous emacs version

From: Stefan Monnier <[email-masked]>
Date: Fri, 12 Feb 2010 02:27:02 -0500

> OK, so it sounds like the issue here was the change of the default
> value of `mail-interactive' from nil to t in Emacs 23.1. This should
> have been in NEWS but was not (added now).

> It means that Emacs will wait for the sendmail process to return and
> report any errors, rather than returning immediately and letting
> sendmail send a mail in case of error. If it causes unacceptable
> delays for you, just set it back to nil.

BTW, shouldn't we have it set to `async' instead (which probably
requires implementing the corresponding feature)?

        Stefan