Re: Committing new smtpmail.el later tonight

[Eli Zaretskii]

> From: Lars Magne Ingebrigtsen <address@hidden>
> Date: Tue, 21 Jun 2011 23:01:33 +0200
> 
> `smtpmail-auth-credentials' no longer exists.  That variable could be
> either ~/.authinfo (in which case you're fine -- you won't see any
> difference), or it could be:
> 
> - ;;(setq smtpmail-auth-credentials
> - ;;      '(("YOUR SMTP HOST" 25 "username" "password")))
> 
> If you had that, you will be prompted for a user name and a password,
> which will then be saved in ~/.authinfo.

Why do we have to have this incompatibility?  Why cannot
smtpmail-auth-credentials continue be supported, in addition to the
new ~/.authinfo?  E.g., note the value of the variable and
automatically write ~/.authinfo?