K 10 svn:author V 3 jhb K 8 svn:date V 27 2006-04-18T18:16:54.000000Z K 7 svn:log V 226 - Bring back turnstile_empty() which can check to see if an individual queue on a turnstile is empty. - Add a turnstile_disown() function that allows a thread to give up ownership of a turnstile w/o waking up any waiters. END