SilcUInt16
    silc_client_get_server_by_id_resolve(SilcClient client,
                                         SilcClientConnection conn,
                                         SilcServerID *server_id,
                                         SilcGetServerCallback completion,
                                         void *context);

    Resolves the server information by the `server_id'.  The resolved
    server is returned into the `completion' callback.

    Returns command identifier for the resolving.  It can be used to attach
    a pending command to it, if needed.  Returns 0 on error.