cl-clx-sbcl software package provides X11 Common Lisp client library for SBCL, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install cl-clx-sbcl
cl-clx-sbcl is installed in your system.
Make ensure the cl-clx-sbcl package were installed using the commands given below,
$ sudo dpkg-query -l | grep cl-clx-sbcl *
You will get with cl-clx-sbcl package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Development |
| Package | cl-clx-sbcl |
| Version | 0.7.4-5 |
| Description | X11 Common Lisp client library for SBCL |
| Sub Section | Devel |