SCREEN_TO_SCREEN_BLIT_PIO
void SCREEN_TO_SCREEN_BLIT_PIO(engine_token *et, blit_params *list, uint32 count);
SCREEN_TO_SCREEN_BLIT_PIO(et,list,count);
void SCREEN_TO_SCREEN_BLIT_PIO(engine_token *et, blit_params *list, uint32 count);