Peter von Nostrand: > dovecot unix - n n - - pipe > flags=DRhu user=vmail:vmail argv=/usr/libexec/dovecot/dovecot-lda -f > ${sender} -d ${recipient} > > How can I send to Dovecot the username from the mail or proxyaddress alias > field?
perhaps surprisingly, this is described in the pipe(8) manpage. Wietse