libmlx4-1-dbg software package provides Debugging symbols for the libmlx4 driver, 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 libmlx4-1-dbg
libmlx4-1-dbg is installed in your system.
Make ensure the libmlx4-1-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep libmlx4-1-dbg *
You will get with libmlx4-1-dbg package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libmlx4-1-dbg |
| Version | 1.0.5-1ubuntu1 |
| Description | Debugging symbols for the libmlx4 driver |
| Sub Section | libdevel |