/usr/games/fretsonfire is in fretsonfire-game 1.3.110.dfsg2-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | #!/bin/sh --
OLD_DIR="`pwd`"
cd /usr/share/games/fretsonfire/game/
./FretsOnFire.py "$@"
cd "$OLD_DIR"
|