DEVINFO_DRIVER
'd', MDB_OPT_SETBITS, DEVINFO_DRIVER, &data.di_flags,
if ((data.di_flags & DEVINFO_DRIVER) != 0 &&
data.di_flags != (DEVINFO_DRIVER | DEVINFO_VERBOSE)) {
if ((data.di_flags & DEVINFO_DRIVER) != 0) {