[Dovecot] %s service variable substitution

[Jim Horner]

> user_filter = (&(objectClass=mailUser)(mail=%u)(mailSettingValue=%s))
>
> The problem is these new services, namely deliver and postfix, are
> accessing the authentication mechanisms and I am not sure what to put in
> ldap so the %s can match.

I'll answer my own question

mailSettingValue=imap
mailSettingValue=smtpd
mailSettingValue=deliver

This appears to be working. YMMV.

Jim