The keys weren't properly freed.  Also added a "-p port" option and did some other cleanup.
The keys weren't properly freed.  Also added a "-p port" option and did
some other cleanup.

pecharmin/bind9,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,each/bind9-collab,pecharmin/bind9,each/bind9-collab,each/bind9-collab,each/bind9-collab,pecharmin/bind9