http://bugs.winehq.org/show_bug.cgi?id=22580
--- Comment #21 from joakim.tjernlund@transmode.se 2010-05-07 15:03:48 --- hmm, in those failed cases even unregister fails so it seems one should not use tmo == 0 in later versions. So my test case isn't valid for later versions of windows dunno how to encode that into the test case.