Sync with NetBSD-8 closes #269 Change-Id: I4ce3bcbc1a1dc71745fe77bd581d07aeafc2f01b
Change-Id: I82fdb7486ae4f0f8f622046538806471bfb17c1d
Change-Id: Idaa5da742b3cc9a1ee2f5c03f10e0627690556fa