http://bugs.winehq.org/show_bug.cgi?id=26757
--- Comment #3 from Stefan Leichter Stefan.Leichter@camLine.com 2012-02-02 11:12:35 CST --- Hi,
Windows7/64 bit has one value there:
value: 6.1.7601.17592 data: %SystemRoot%\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_6.1.7601.17592_none_672ce6c3de2cb17f
The directory to data point to contains some dlls.