$ sudo apt-get update
$ sudo apt-get install libkdnssd4 

libkdnssd4 is installed in your system.

Make ensure the libkdnssd4 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libkdnssd4 *

You will get with libkdnssd4 package name, version, architecture and description in a table

libkdnssd4 package basic information: