Function static_hook_mut 

pub unsafe fn static_hook_mut<T, H>(
    target: T,
    source: impl FnOnce(Static<T>) -> H,
) -> Result<Static<T>>
where
    T: FnPtr + 'static,
    for<'a> (T::CC, &'a mut H): FnMutThunk<T>,
    H: Send + 'static,