355 pub struct Sender<T> {  struct
356     flavor: SenderFlavor<T>,  argument
371 unsafe impl<T: Send> Send for Sender<T> {}  implementation
372 unsafe impl<T: Send> Sync for Sender<T> {}  implementation
374 impl<T> UnwindSafe for Sender<T> {}  implementation
375 impl<T> RefUnwindSafe for Sender<T> {}  implementation
377 impl<T> Sender<T> {  implementation
655 impl<T> Drop for Sender<T> {  implementation
667 impl<T> Clone for Sender<T> {  implementation
679 impl<T> fmt::Debug for Sender<T> {  implementation
1350 impl<T> SelectHandle for Sender<T> {  implementation