System Resolver Test App?

[Stephane Bortzmeyer]

On Wed, Nov 11, 2009 at 07:44:05PM -0500,
 Barry Margolin <barmar at alum.mit.edu> wrote 
 a message of 27 lines which said:

> I'm not sure if there is one, but it should be pretty easy to write
> a program that calls res_query().

But this calls directly the DNS. The OP wanted something which called
the system resolver, which means getaddrinfo(), not res_query().