NE7_DIO           230 dev/isa/fdc.c  		    (NE7_DIO | NE7_RQM | NE7_CB);
NE7_DIO           233 dev/isa/fdc.c  		if (i == (NE7_DIO | NE7_RQM | NE7_CB)) {
NE7_DIO           254 dev/isa/fdc.c  	while ((bus_space_read_1(iot, ioh, fdsts) & NE7_DIO) && i-- > 0);