Github user hanm commented on the issue:
https://github.com/apache/zookeeper/pull/479
merged to master:
https://github.com/apache/zookeeper/commit/99c9bbb0ab1eef469e1662086532c58078b9909a
3.5:
https://github.com/apache/zookeeper/commit/005b3fb8ddb3ef03183fd0539a40ceb86fe8f4ac
3.4:
https://github.com/apache/zookeeper/commit/7b9176cbbe5878d7471b2ef02e1748d9229adb59---
