libgksu2-0 software package provides library providing su and sudo functionality, 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 libgksu2-0
libgksu2-0 is installed in your system.
Make ensure the libgksu2-0 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgksu2-0 *
You will get with libgksu2-0 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libgksu2-0 |
| Version | 2.0.13~pre1-6ubuntu4 |
| Description | library providing su and sudo functionality |
| Sub Section | libs |