S-NAPTR and lightweight resolver

Sat May 9 06:18:53 UTC 2009

On Sat, May 09, 2009 at 09:38:25AM +1000,
 Mark Andrews <Mark_Andrews at isc.org> wrote 
 a message of 26 lines which said:

>       It is up to the application to sort and process the returned
> 	records.

But I suspect that this is precisely what the OP wanted (and expected
BIND to do). Does anyone know a good free-software library for
processing NAPTR/S-NAPTR/U-NAPTR records?