http://bugs.winehq.org/show_bug.cgi?id=13583
--- Comment #19 from Rein Klazes wijn@online.nl 2009-08-16 05:42:01 --- OK, after some testing and reading the docs, I must conclude that was not the right fix.
I submitted a better one, including a test, for inclusion:
http://www.winehq.org/pipermail/wine-patches/2009-August/077189.html