[wininet] SetLastError for InternetSetOption

[Vijay Kiran Kamuju]

Forgot to attach the patch last time

ChangeLog
----------------
SetLastError if we send a Null Handle for InternetSetOption
-------------- next part --------------
A non-text attachment was scrubbed...
Name: setoptionerr.diff
Type: application/octet-stream
Size: 718 bytes
Desc: not available
Url : http://www.winehq.org/pipermail/wine-patches/attachments/20060215/e8152b49/setoptionerr.obj