lib32readline6-dev software package provides GNU readline and history libraries, development files (32-bit), you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install lib32readline6-dev
lib32readline6-dev is installed in your system.
Make ensure the lib32readline6-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep lib32readline6-dev *
You will get with lib32readline6-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | lib32readline6-dev |
| Version | 6.3-4ubuntu2 |
| Description | GNU readline and history libraries, development files (32-bit) |
| Sub Section | libdevel |