This graphic shows a list of the files in the OCDoctor. The list contains AUTHORS, OCDoctor.sh, pis, tuning, CHANGELOG, agent, post_upgrade.sh, version, Debug.nfo, cli, pre_upgrade.sh, whatisblobid, GDD, ec, prereq, LICENSE.txt, functions, proxy, Manifext.txt, howto, and toolbox. The last line of the graphic shows the command to run the script with the --ec-prereq option