trigger point for new bug

[Jack Tavares]

I asked
>> If the assertion takes place when retrieving data from the cache,
>> would setting cache size to 0 (do disable caching) avert this issue
>> while still allowing recursion?
Evan responded:
>
>I don't think so.  I believe the cache actually has a minimum size,
>lower than which named won't let you go.
>
>Setting max-ncache-ttl to 0 would prevent negative cache records from
>being retained for longer than the duration of one query, but that
>one query could still be enough to hurt you--I can't currently say
>for sure.  Rather than guess, I recommend upgrading.

Thank you again. And I agree that upgrading is the best option, however
I was looking for any possible mitigations to the problem for the 
(unfortunately unavoidable) period of time it will take vendors 
to provide patched bind servers.

Thank you for you assistance
--
jack