I'm wondering if there is anyone working on a port of Bind 9.x?
To enable at boot look for the line in /etc/rc.conf: named_flags.... and configure your named.conf, zone files, etc. as normal in the respective locations in /var/named. You'll also be well-served to do a: man named Kevin -- http://www.ebiinc.com : Employee Background Screening from EBI Background checks, worldwide.