extern int getSequenceLength(int sequence);
extern boolean isSnappingSequence(int sequence);
+#if 0
extern void Trace(char *Source, char *Message);
extern void ReportError(char *Source, char *Message);
+#endif
extern int Min(int A, int B);
extern int Max(int A, int B);
extern boolean DemoAvailable;
extern boolean menBorder;
+#if 1
+extern int PlayField16[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
+extern byte PlayField8[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
+extern byte DisPlayField[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
+#else
extern int *PlayField16;
extern byte *PlayField8;
extern byte *DisPlayField;
+#endif
extern int FieldHeight;
extern int FieldMax, LevelMax;
extern int ScrollMinX, ScrollMaxX, ScrollMinY, ScrollMaxY;
extern int ScrollX, ScrollY;
+extern int AllowRedDiskCheat, AllowEatRightRedDiskBug;
+extern int Data_SubRest, Data_SubRstFlg;
+extern int DemoKeyCode;
+extern int GameBusyFlag;
+extern int InfotronsNeeded, TotalInfotronsNeeded;
+extern int KillMurphyFlag, MurphyMoveCounter;
+extern int MurphyExplodePos, SplitMoveFlag, RedDiskReleaseMurphyPos;
+extern int MurphyPosIndex, MurphyXPos, MurphyYPos;
+extern int MurphyScreenXPos, MurphyScreenYPos;
+extern int MurphyVarFaceLeft;
+extern int RedDiskCount;
+extern int RedDiskReleaseFlag, MovingPictureSequencePhase;
+extern int RedDiskReleasePhase;
+extern int ScratchGravity, GravityFlag;
+extern int SnikSnaksElectronsFrozen;
+extern int YellowDisksExploded;
+extern long YawnSleepCounter;
+
#endif /* GLOBALS_H */