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    use std::cell::UnsafeCell;
    use std::fmt;
    use std::ops::Deref;

    /// `AtomicU16` providing an additional `load_unsync` function.
    pub(crate) struct AtomicU16 {
        inner: UnsafeCell<std::sync::atomic::AtomicU16>,
    }

    unsafe impl Send for AtomicU16 {}
    unsafe impl Sync for AtomicU16 {}

    impl AtomicU16 {
        pub(crate) const fn new(val: u16) -> AtomicU16 {
            let inner = UnsafeCell::new(std::sync::atomic::AtomicU16::new(val));
            AtomicU16 { inner }
        }

        /// Performs an unsynchronized load.
        ///
        /// # Safety
        ///
        /// All mutations must have happened before the unsynchronized load.
        /// Additionally, there must be no concurrent mutations.
        pub(crate) unsafe fn unsync_load(&self) -> u16 {
            *(*self.inner.get()).get_mut()
        }
    }

    impl Deref for AtomicU16 {
        type Target = std::sync::atomic::AtomicU16;

        fn deref(&self) -> &Self::Target {
            // safety: it is always safe to access `&self` fns on the inner value as
            // we never perform unsafe mutations.
            unsafe { &*self.inner.get() }
        }
    }

    impl fmt::Debug for AtomicU16 {
        fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
            self.deref().fmt(fmt)
        }
    }