sensortask 402 dev/ic/lm78.c sc->sensortask = sensor_task_register(sc, lm_refresh, 5); sensortask 403 dev/ic/lm78.c if (sc->sensortask == NULL) { sensortask 429 dev/ic/lm78.c if (sc->sensortask != NULL) sensortask 430 dev/ic/lm78.c sensor_task_unregister(sc->sensortask); sensortask 144 dev/ic/lm78var.h struct sensor_task *sensortask;