+
+/* ========================================================================= */
+/* functions and definitions imported from main program to game_em */
+/* ========================================================================= */
+
+#include "../libgame/libgame.h"
+
+extern void SetBitmaps_EM(Bitmap **);
+extern void UpdateEngineValues(int, int);
+extern void DrawGameDoorValues_EM(int, int, int, int);
+extern int getGameFrameDelay_EM(int);
+extern void PlayLevelSound_EM(int, int, int, int);
+extern void InitGraphicInfo_EM(void);
+
+
+/* ========================================================================= */
+/* functions and definitions exported from game_em to main program */
+/* ========================================================================= */
+
+#include "main_em.h"
+
+extern struct LevelInfo_EM native_em_level;
+extern struct GraphicInfo_EM graphic_info_em[][8];
+