void clearExistingBoundaries(Widget w, void *data);
void getBoundaryScale(Widget w, void *data);
void boundaryMouseMotion(Widget w, int x, int y, void *data);
void boundaryMouseUp(Widget w, int button, int x, int y, void *data);
void boundaryMouseDown(Widget w, int button, int x, int y, void *data);
void boundaryMoveMouseMotion(Widget w, int x, int y, void *data);
void boundaryMoveMouseDown(Widget w, int button, int x, int y, void *data);
void boundaryMoveMouseUp(Widget w, int button, int x, int y, void *data);
void zoomMouseUp(Widget w, int button, int x, int y, void *data);
void zoomMouseDown(Widget w, int button, int x, int y, void *data);
void dump2AreaScratch();
void writeEqDataToFile();