Function spawn_in_driver_etc

pub fn spawn_in_driver_etc<T: Send + 'static>(
    name: &str,
    allow_thread_blocking: bool,
    unsynchronized: bool,
    p: impl Future<Output = T> + Send + 'static,
) -> T

Runs the given future to completion under a new root driver dispatcher, with some additional options. Use fdf::CurrentDispatcher to reference the dispatcher if needed.