are already in pkgsrc, but since they changed quite a bit I think it's
less invasive to test them first in pkgsrc-wip. The main reason for
this is that dkim-milter requires OpenSSL >=0.9.8 to obey RFC 4871,
but that's not yet available in pkgsrc. I'll import an updated OpenSSL
package to pkgsrc-wip shortly...
sender authentication system proposed by Yahoo!, Inc. It consists of a
library that implements the DomainKeys service, and a milter-based filter
application that can plug in to the sendmail MTA to provide that service
to sufficiently recent sendmail MTAs.
An optional asynchronous resolver library is also provided to work around
limitations of the basic BIND resolver which comes installed on most
systems.