File 5.36 Description:
File The original 'file' command shipped with Bell Labs UNIX, but was unavailable in source form to the masses before this re-implementation. Like any other command-line program, File must be used through any terminal emulator application. File comes with various command-line options that will help you to classify files on your GNU/Linux system better and faster. They can be viewed at a glance by running the ‘file --help’ command in a terminal emulator app.