#define EM_GAME_STATUS_PLAY 2
extern int em_game_status;
+extern boolean skip_menu;
extern short ulaw_to_linear[256];
extern unsigned char linear_to_ulaw[65536];
int cave_convert(char *filename);
void game_init_vars(void);
+int game_play_init(int);
int game_loop(byte);
void synchro_1(void);