Open-AudIT should be installed on 64bit systems only. You might try it on a 32bit system, but this will not be supported going forward.
These installation instructions and scripts have been tested on CentOS 6.3. Other versions may work. If you do install on another version and need to make alterations, please contribute this back to the community so others can also benefit.
The below commands should be run as the root user.
...