223     pub fn as_arc_borrow(&self) -> ArcBorrow<'_, T> {  in as_arc_borrow()
227         unsafe { ArcBorrow::new(self.ptr) }  in as_arc_borrow()
237     type Borrowed<'a> = ArcBorrow<'a, T>;
243     unsafe fn borrow<'a>(ptr: *const core::ffi::c_void) -> ArcBorrow<'a, T> {  in borrow()
250         unsafe { ArcBorrow::new(inner) }  in borrow()
378 pub struct ArcBorrow<'a, T: ?Sized + 'a> {  struct
384 impl<T: ?Sized> core::ops::Receiver for ArcBorrow<'_, T> {}  implementation
388 impl<T: ?Sized + Unsize<U>, U: ?Sized> core::ops::DispatchFromDyn<ArcBorrow<'_, U>>  implementation
389     for ArcBorrow<'_, T>
393 impl<T: ?Sized> Clone for ArcBorrow<'_, T> {  implementation
399 impl<T: ?Sized> Copy for ArcBorrow<'_, T> {}  implementation
401 impl<T: ?Sized> ArcBorrow<'_, T> {  impl
418 impl<T: ?Sized> From<ArcBorrow<'_, T>> for Arc<T> {
419     fn from(b: ArcBorrow<'_, T>) -> Self {  in from()
429 impl<T: ?Sized> Deref for ArcBorrow<'_, T> {  implementation