[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