Function nginx::ECDH_compute_key

pub unsafe extern "C" fn ECDH_compute_key(
    out: *mut c_void, 
    outlen: size_t, 
    pub_key: *const EC_POINT, 
    ecdh: *const EC_KEY, 
    KDF: Option<unsafe extern "C" fn(in_: *const c_void, inlen: size_t, out: *mut c_void, outlen: *mut size_t) -> *mut c_void>
) -> c_int