[botkin@inet-gate ~]$ sudo postconf -m btree cdb cidr environ hash nis proxy regexp static unix [botkin@inet-gate ~]$ sudo apt-get install postfix-mysql Reading Package Lists... Done Building Dependency Tree... Done postfix-mysql is already the newest version. 0 upgraded, 0 newly installed, 0 removed and 0 not upgraded. [botkin@inet-gate ~]$ sudo postconf -m btree cdb cidr environ hash nis proxy regexp static unix