lib32objc-4.7-dev software package provides Runtime library for GNU Objective-C applications (32bit development files), 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 lib32objc-4.7-dev
lib32objc-4.7-dev is installed in your system.
Make ensure the lib32objc-4.7-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep lib32objc-4.7-dev *
You will get with lib32objc-4.7-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | lib32objc-4.7-dev |
| Version | 4.7.3-12ubuntu1 |
| Description | Runtime library for GNU Objective-C applications (32bit development files) |
| Sub Section | libdevel |