Firebird 2 User's Guide
Chapter 4 – Firebird Set Loader
2. Save the batch file, and choose a name for it (e.g., PLAYGAME.BAT).
Choose a descriptive name for the batch file, but do not use the same
name used in the command to start the game. Otherwise, the game may
run before the .BAT command, and Firebird 2 will not be configured
properly.
This sample batch file will configure Firebird 2 with the settings in a set
called SETNAME, change the directory to GAMEDIR, and start the game.
To run the batch file, from the DOS prompt:
3. Type: PLAYGAME <Enter>.
Read more about batch files in your DOS manual or DOS Help.