Howl is a cross-platform implementation of the Zeroconf networking
standard.  Branded as Rendezvous tm by Apple Computer, Inc., Zeroconf
standardizes networking protocols for delivering hassle-free ad-hoc
networking, service discovery, and IP configuration.

Howl version 0.6 contains both runtime components, which deliver
the Zeroconf/Rendezvous functionality, and an SDK for embedding
Zeroconf/Rendezvous functionality in your applications.