libxdo-dev software package provides library for simulating X11 keyboard/mouse input, 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 libxdo-dev
libxdo-dev is installed in your system.
Make ensure the libxdo-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libxdo-dev *
You will get with libxdo-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libxdo-dev |
| Version | 1:3.20130111.1-3.1 |
| Description | library for simulating X11 keyboard/mouse input |
| Sub Section | libdevel |