[Mailman-Users] implicit approval

[Seth Vidal]

> Through 2.0beta1 they are explicit addresses (or almost explicit, since if
> you have set SMART_ADDRESS_MATCH it will accept user at host.domain for any
> user at domain).

ok in that case what level of regex's are allowed in the hold these regex
of headers for approval.

I'd like to be able to invert a list of domains in the From: field. so if
someone mails from a place which is NOT one of these domains then it hold
the message for approval.

Is that possible?

-sv