Function libcoap_sys::coap_pdu_duplicate

pub unsafe extern "C" fn coap_pdu_duplicate(
    old_pdu: *const coap_pdu_t,
    session: *mut coap_session_t,
    token_length: usize,
    token: *const u8,
    drop_options: *mut coap_opt_filter_t
) -> *mut coap_pdu_t