137     prev: *mut ListLinksFields,  field
167                 prev: ptr::null_mut(),  in new()
225                     prev: ptr::null_mut(),  in new()
268                 (*item).prev = item;  in push_back()
274             let prev = unsafe { (*next).prev };  in push_back()  localVariable
280                 (*item).prev = prev;  in push_back()
281                 (*prev).next = item;  in push_back()
282                 (*next).prev = item;  in push_back()
307                 (*item).prev = item;  in push_front()
312             let prev = unsafe { (*next).prev };  in push_front()  localVariable
318                 (*item).prev = prev;  in push_front()
319                 (*prev).next = item;  in push_front()
320                 (*next).prev = item;  in push_front()
333         let last = unsafe { (*self.first).prev };  in pop_back()
367         let ListLinksFields { next, prev } = unsafe { *item };  in remove()
369         debug_assert_eq!(next.is_null(), prev.is_null());  in remove()
379                 debug_assert_eq!(item, (*next).prev);  in remove()
380                 item = (*next).prev;  in remove()
385             Some(unsafe { self.remove_internal_inner(item, next, prev) })  in remove()
399         let ListLinksFields { next, prev } = unsafe { *item };  in remove_internal()
401         unsafe { self.remove_internal_inner(item, next, prev) }  in remove_internal()
414         prev: *mut ListLinksFields,  in remove_internal_inner()
426             (*next).prev = prev;  in remove_internal_inner()
427             (*prev).next = next;  in remove_internal_inner()
432             (*item).prev = ptr::null_mut();  in remove_internal_inner()
447             self.first = unsafe { (*prev).next };  in remove_internal_inner()
471             let other_last = unsafe { (*other_first).prev };  in push_all_back()
474             let self_last = unsafe { (*self_first).prev };  in push_all_back()
480                 (*self_first).prev = other_last;  in push_all_back()
483                 (*other_first).prev = self_last;  in push_all_back()
624     pub fn prev(self) -> Option<Cursor<'a, T, ID>> {  in prev()  method
626         let prev = unsafe { (*self.current).prev };  in prev()  localVariable
634                 current: prev,  in prev()