[Dovecot] best choice of user database file to work with postfix?

[Phil Howard]

On Wed, Apr 21, 2010 at 10:47 AM, Patrick Nagel <mail at patrick-nagel.net>wrote:

> I think /etc/passwd is as close as it gets to your requirements... why not
> just add the users as system users, and set their shell to /bin/false?
>

There would be conflicts in this, especially with multiple domain names
(sorry, forgot to mention that ... there will be about 10 domain names).