fe_modulation_t 970 include/uapi/linux/dvb/frontend.h fe_modulation_t modulation; /* modulation type (see above) */ fe_modulation_t 974 include/uapi/linux/dvb/frontend.h fe_modulation_t modulation; /* modulation type (see above) */ fe_modulation_t 981 include/uapi/linux/dvb/frontend.h fe_modulation_t constellation; /* modulation type (see above) */