extern char marker[BOARD_RANKS][BOARD_FILES];
extern char lastMsg[MSG_SIZ];
extern Boolean bookUp;
+extern Boolean addToBookFlag;
extern int tinyLayout, smallLayout;
extern Boolean mcMode;
extern int dragging;
void EditBookEvent P((void));
Boolean DisplayBook P((int moveNr));
void SaveToBook P((char *text));
+void AddBookMove P((char *text));
void PlayBookMove P((char *text, int index));
void HoverEvent P((int hiX, int hiY, int x, int y));
int PackGame P((Board board));
int ms; /* Assuming this is >= 16 bits */
} TimeMark;
+extern TimeMark programStartTime;
+
void GetTimeMark P((TimeMark *));
long SubtractTimeMarks P((TimeMark *, TimeMark *));