[Bug 26900] New: GetTabbedTextExtent() returns non-zero value when nCount == 0

http://bugs.winehq.org/show_bug.cgi?id=26900

Summary: GetTabbedTextExtent() returns non-zero value when
                    nCount == 0
           Product: Wine
           Version: 1.3.18
          Platform: x86
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: user32
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

Created an attachment (id=34298)
 --> (http://bugs.winehq.org/attachment.cgi?id=34298)
Patch to fix the issue

GetTabbedTextExtent() in wine is returning a non-zero value when 0 is passed in
for nCount. Under Windows XP, logically zero is returned in this case.