+extern void InitGameEngine_EM();
+#if 1
+extern void GameActions_EM(byte *, boolean);
+#else
+extern void GameActions_EM(byte);
+#endif
+
+extern unsigned int InitEngineRND_EM(long);
+
+extern void setLevelInfoToDefaults_EM();
+extern boolean LoadNativeLevel_EM(char *);
+
+extern void BlitScreenToBitmap_EM(Bitmap *);
+extern void RedrawPlayfield_EM(boolean);
+extern void DrawGameDoorValues_EM();