fio_span_set_sig_status_t 710 src/include/freetdm.h typedef ftdm_status_t (*fio_span_set_sig_status_t) FIO_SPAN_SET_SIG_STATUS_ARGS; fio_span_set_sig_status_t 496 src/include/private/ftdm_core.h fio_span_set_sig_status_t set_span_sig_status;