Shoot planes and helicopters
Avoid mines, bombers, and missiles
joystick to move * button 0 to shoot
< move or stop >
Space to shoot
Esc* * * * * * * * * * * * * * * * pause
Ctrl-S * * * * * * * * * * * * * * sound
Ctrl-R * * * * * * * * * * * * * restart
[eof]
