kernel32/oldconfig.c build DEVICEMAP\SERIALCOMM registry entries by scanning dosdevices

[A C Hurst]

Changed from first posted version:
doesn't unnecessarily preserve create_hardware_branch()
uses HeapAlloc, not malloc.

Fixes bug 11811 and others I think.
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: diff.txt
Url: http://www.winehq.org/pipermail/wine-patches/attachments/20081119/d492c76a/attachment.txt