RT_CLCK_OFF 85 dev/isa/radiotrack.c sc->lm.wzcl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_OFF; RT_CLCK_OFF 87 dev/isa/radiotrack.c sc->lm.wocl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_ON;