Function libhydrogen_sys::hydro_kx_xx_4

pub unsafe extern "C" fn hydro_kx_xx_4(
    state: *mut hydro_kx_state,
    kp: *mut hydro_kx_session_keypair,
    peer_static_pk: *mut u8,
    packet3: *const u8,
    psk: *const u8
) -> c_int