/******  Listing 1B  **************  JOY.FD  ******
 *   Declarations for JOY.C  ( Listing 1 )
 *   Copyright per notice in Listing 1
 **************************************************/

extern  void get_joy ( short *joy_p, int mask );
extern  int joy_stick_present( void );
extern  int _bios_joystick( short *joya_x, short *joya_y,
             short *joyb_x, short *joyb_y, short *fire );
extern  int c_joystick ( short *joya_x, short *joya_y,
          short *joyb_x, short *joyb_y, short *fire );