giflib-dbg software package provides library for GIF images (debug), 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 giflib-dbg
giflib-dbg is installed in your system.
Make ensure the giflib-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep giflib-dbg *
You will get with giflib-dbg package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Library development |
| Package | giflib-dbg |
| Version | 4.1.6-9ubuntu1 |
| Description | library for GIF images (debug) |
| Sub Section | libdevel |