rem: nv_acc_setup_rectangle(colorIndex);
add: if(si->ps.card_arch < NV40A) {  nv_acc_setup_rectangle(colorIndex);
context: void FILL_SPAN(engine_token *et, uint32 colorIndex, uint16 *list, uint32 count) {	int i;	/* init acc engine for fill function */	nv_acc_setup_rectangle(colorIndex);	/* draw each span */	i=0;	while (count--)	{		nv_acc_rectangle		(			list[i+1],			list[i+2]+1,			list[i],			1		);		i+=3;	}}