libxmmsclient-dev software package provides XMMS2 - client 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 libxmmsclient-dev
libxmmsclient-dev is installed in your system.
Make ensure the libxmmsclient-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libxmmsclient-dev *
You will get with libxmmsclient-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libxmmsclient-dev |
| Version | 0.8+dfsg-9 |
| Description | XMMS2 - client library development files |
| Sub Section | libdevel |