$ sudo apt-get update
$ sudo apt-get install eiskaltdcpp-emoticons 

eiskaltdcpp-emoticons is installed in your system.

Make ensure the eiskaltdcpp-emoticons package were installed using the commands given below,

$ sudo dpkg-query -l | grep eiskaltdcpp-emoticons *

You will get with eiskaltdcpp-emoticons package name, version, architecture and description in a table

eiskaltdcpp-emoticons package basic information: