Function gio_sys::g_file_set_attributes_async

pub unsafe extern fn g_file_set_attributes_async(file: *mut GFile,
                                                 info: *mut GFileInfo,
                                                 flags: GFileQueryInfoFlags,
                                                 io_priority: c_int,
                                                 cancellable: *mut GCancellable,
                                                 callback: GAsyncReadyCallback,
                                                 user_data: gpointer)