C02/include/joystk.h02

/* Joystick Header File         *
 * Nonfunctional Skeleton for   *
 * Systems w/o Joystick Support */

#define JYSTKS $00 //Number of Joysticks

#define JOYUP $00 //Undefined - Up    
#define JOYDN $00 //Undefined - Down  
#define JOYLF $10 //Undefined - Left  
#define JOYRT $00 //Undefined - Right 
#define JOYB0 $20 //Undefined - Button

/* Read Joystick State       *
 * Args: j = Joystick Number *
 * Returns: $FF = Error      *
 *              No Joysticks */
char joystk();