cl-lw-compat software package provides LispWorks Compatibility Library, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install cl-lw-compat
cl-lw-compat is installed in your system.
Make ensure the cl-lw-compat package were installed using the commands given below,
$ sudo dpkg-query -l | grep cl-lw-compat *
You will get with cl-lw-compat package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Lisp |
| Package | cl-lw-compat |
| Version | 0.23-1 |
| Description | LispWorks Compatibility Library |
| Sub Section | Lisp |