libkdnssd4 4:4.9.4-0ubuntu0.2 (i386 binary) in ubuntu quantal

 This library is for handling the DNS-based Service Discovery Protocol
 (DNS-SD), the layer of Zeroconf that allows network services, such as
 printers, to be discovered without any user intervention or centralized
 infrastructure.
 .
 This package is part of the KDE Development Platform libraries module.