fio_event_cb_t 496 src/include/freetdm.h typedef ftdm_status_t (*fio_event_cb_t) FIO_EVENT_CB_ARGS ; fio_event_cb_t 400 src/include/private/ftdm_core.h fio_event_cb_t event_callback; fio_event_cb_t 452 src/include/private/ftdm_core.h fio_event_cb_t event_callback;