libadns1 1.0-8.3 (i386 binary) in ubuntu breezy

Asynchronous-capable DNS client library and utilities
 adns is a resolver library for C (and C++) programs. In contrast with the
 existing interfaces, gethostbyname et al and libresolv, It can be used in
 an asynchronous, non-blocking, manner. Many queries can be handled
 simultaneously.