pub unsafe extern "C" fn switch_rtp_dequeue_dtmf(
rtp_session: *mut switch_rtp_t,
dtmf: *mut switch_dtmf_t,
) -> switch_size_tpub unsafe extern "C" fn switch_rtp_dequeue_dtmf(
rtp_session: *mut switch_rtp_t,
dtmf: *mut switch_dtmf_t,
) -> switch_size_t