libffi6-udeb software package provides Foreign Function Interface library runtime, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libffi6-udeb
libffi6-udeb is installed in your system.
Make ensure the libffi6-udeb package were installed using the commands given below,
$ sudo dpkg-query -l | grep libffi6-udeb *
You will get with libffi6-udeb package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | debian-installer udeb packages |
| Package | libffi6-udeb |
| Version | 3.1-2+b2 |
| Description | Foreign Function Interface library runtime |
| Sub Section | Debian-installer |