Please rekeyword =mail-mta/postfix-2.8.3 and the new rdep net-mail/dovecot (added for bug #366381).
Marked ~hppa.
Marked ~ppc64: =mail-filter/maildrop-2.5.3 =virtual/qmail-1.03 =net-mail/vpopmail-5.4.30-r2 =net-mail/dovecot-2.0.13 =mail-mta/postfix-2.8.3