We are using DBGL (DOSBoxGameLauncher), which is a frontend for DosBox, to start the game.
- Download and install DosBoxGameLauncher for your OS
- Download the game archive dust.dbgl.zip without extracting it
- Open DosBoxGameLauncher and import the downloaded file dust.dbgl.zip (Profiles -> Import ...)
- Select the profile "Dust: A Tale of the Wired West" and hit the "Play" button.