>If I may jump into this conversation. I found this link to a IPv6 patch
>for postfix.
>http://www.misiek.eu.org/ipv6/postfix-ver20000514-ipv6-20000522.patch.gz
>It looks like it is against the dev version of postfix and I think it might
>also be Linux specific. (Polish Linux distro.)

	they worked together with me, so at some point in the past
	the IPv6 patch compiled on *BSD.  i do not recently hack on it
	as I have no environment to test.  i think it worth a try.

itojun