engine(6x) on Linux
The text 44fa369f8ffe, as Debian 10 (Buster) shipped it.
draws a 3D four-stroke engine.
Flags it lists
-
-delay -
-engine -
-fps -
-move -
-no-move -
-no-spin -
-no-title -
-root -
-spin -
-title -
-visual -
-window