sc_ioh_ctl        617 dev/isa/fd.c   	bus_space_handle_t ioh_ctl = fdc->sc_ioh_ctl;
sc_ioh_ctl        161 dev/isa/fdc.c  	fdc->sc_ioh_ctl = ioh_ctl;
sc_ioh_ctl         91 dev/isa/fdlink.h 	bus_space_handle_t sc_ioh_ctl;	/* ISA io handle */