on_ring 1077 src/ftmod/ftmod_libpri/ftmod_libpri.c static int on_ring(lpwrap_pri_t *spri, lpwrap_pri_event_t event_type, pri_event *pevent) on_ring 218 src/priserver.c static int on_ring(struct sangoma_pri *spri, sangoma_pri_event_t event_type, pri_event *event)