TYPEMAP
uv_handle_t*    T_UV_HANDLE
uv_stream_t*    T_UV_HANDLE
uv_tcp_t*       T_UV_HANDLE
uv_udp_t*       T_UV_HANDLE
uv_tty_t*       T_UV_HANDLE
uv_poll_t*      T_UV_HANDLE
uv_pipe_t*      T_UV_HANDLE
uv_prepare_t*   T_UV_HANDLE
uv_check_t*     T_UV_HANDLE
uv_async_t*     T_UV_HANDLE
uv_timer_t*     T_UV_HANDLE
uv_idle_t*      T_UV_HANDLE

INPUT
T_UV_HANDLE
    $var = ($type)mg_find(SvRV($arg), PERL_MAGIC_ext)->mg_obj;

