pub unsafe extern "C" fn gdk_pixbuf_save_to_streamv_async(
pixbuf: *mut GdkPixbuf,
stream: *mut GOutputStream,
type_: *const c_char,
option_keys: *mut *mut c_char,
option_values: *mut *mut c_char,
cancellable: *mut GCancellable,
callback: GAsyncReadyCallback,
user_data: gpointer,
)