DNS query with no domain

[Matthew Pounsett]

On 18-Aug-2008, at 21:52 , Mark Andrews wrote:

> 	Note:  Single label absolute hostnames were declared a BAD
> 	idea over 20 years ago.  All such hostnames, at the time,
> 	were renamed at the time to <foo>.ARPA.
>
> 	Single label absolute hostnames will NEVER work cleanly.
> 	Trying to make them work cleanly is a exercise in futility.

Agreed.  I'm not suggesting this is a good idea, just the only way I  
can think of to accomplish what the OP requested.  Is there a better  
option?