libxp6 software package provides X Printing Extension (Xprint) client library, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libxp6
libxp6 is installed in your system.
Make ensure the libxp6 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libxp6 *
You will get with libxp6 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | X Window System software |
| Package | libxp6 |
| Version | 1:1.0.2-1ubuntu1 |
| Description | X Printing Extension (Xprint) client library |
| Sub Section | x11 |