#define SI_NONE 0
#define SI_GAMEPAD 1
#define SI_ZAPPER 2
#define SI_POWERPADA 3
#define SI_POWERPADB 4
#define SI_ARKANOID 5
#define SI_NONE 0
#define SI_GAMEPAD 1
#define SI_ZAPPER 2
#define SI_POWERPADA 3
#define SI_POWERPADB 4
#define SI_ARKANOID 5
#define SIFC_NONE 0
#define SIFC_ARKANOID 1
#define SIFC_SHADOW 2
#define SIFC_NONE 0
#define SIFC_ARKANOID 1
#define SIFC_SHADOW 2