pub type GTaskThreadFunc = Option<unsafe extern "C" fn(task: *mut GTask, source_object: gpointer, task_data: gpointer, cancellable: *mut GCancellable)>;Aliased Type§
enum GTaskThreadFunc {
None,
Some(unsafe extern "C" fn(*mut _GTask, *mut c_void, *mut c_void, *mut _GCancellable)),
}