libyubikey-dev software package provides Yubikey OTP library development files, 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 libyubikey-dev
libyubikey-dev is installed in your system.
Make ensure the libyubikey-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libyubikey-dev *
You will get with libyubikey-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libyubikey-dev |
| Version | 1.10-1 |
| Description | Yubikey OTP library development files |
| Sub Section | libdevel |