$ sudo apt-get update
$ sudo apt-get install libibtk0 

libibtk0 is installed in your system.

Make ensure the libibtk0 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libibtk0 *

You will get with libibtk0 package name, version, architecture and description in a table

libibtk0 package basic information: