cl-postoffice software package provides SMTP, POP, & IMAP interface library for Common Lisp Programs, 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-postoffice
cl-postoffice is installed in your system.
Make ensure the cl-postoffice package were installed using the commands given below,
$ sudo dpkg-query -l | grep cl-postoffice *
You will get with cl-postoffice package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Development |
| Package | cl-postoffice |
| Version | 1.8.2.3-4 |
| Description | SMTP, POP, & IMAP interface library for Common Lisp Programs |
| Sub Section | Devel |