Function gio_sys::g_data_input_stream_read_until_async

pub unsafe extern fn g_data_input_stream_read_until_async(stream: *mut GDataInputStream,
                                                          stop_chars: *const c_char,
                                                          io_priority: c_int,
                                                          cancellable: *mut GCancellable,
                                                          callback: GAsyncReadyCallback,
                                                          user_data: gpointer)