#if !defined (_DIRTYRECT_H_)
#define _DIRTYRECT_H_

#include "host_bltmacros.h"

extern void dirty_rect_accrue (int top, int left, int bottom, int right);
extern void dirty_rect_update_screen (void);
extern boolean_t dirty_rect_subsumed_p (int top, int left, int bottom,
					int right);

extern int num_dirty_rects;

#endif /* !_DIRTYRECT_H_ */
