[htdig] connection reuse

[Ahmon D. <da...@fr...>]

>> I don't recall it being discussed before.  Of course, if you set up a
>> caching-only name server right on the machine that runs htdig, the
>> nameserver requests would likely become a non-issue.  That's probably
>> a cleaner solution than putting caching right into htdig, although it
>> might be easy enough to add an IP address field to the Server class and
>> have htdig use that for connections.

Alright.  On a semi-related note, is there work being done to keep a
TCP connection to a particular server alive for multiple requests?