http://bugs.winehq.org/show_bug.cgi?id=16592
--- Comment #3 from Vitaliy Margolen vitaliy@kievinfo.com 2008-12-24 21:56:09 --- What does GetVolumeInformationW() return now with when passed "\:" as root? An error or something valid? if an error, then that's all you need to test - if call with root == "\:" succeeds.