lib32ffi-dev software package provides Foreign Function Interface library (development files, 32bit), you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install lib32ffi-dev
lib32ffi-dev is installed in your system.
Make ensure the lib32ffi-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep lib32ffi-dev *
You will get with lib32ffi-dev package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Library development |
| Package | lib32ffi-dev |
| Version | 3.0.11~rc1-5 |
| Description | Foreign Function Interface library (development files, 32bit) |
| Sub Section | libdevel |