[Bug 6475] firefox 2 rc3: installer indicates insufficient disk space (even though there is plenty)

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=6475

------- Additional Comments From [e-mail]  2006-27-10 08:39 -------
Created an attachment (id=3946)
 --> (http://bugs.winehq.org/attachment.cgi?id=3946&action=view)
Test showing the problem.

It has something to do with:
0016:Call kernel32.FindFirstFileA(00409c40 "c:\NUL",0042c4e8) ret=00405ccd
0016:Ret  kernel32.FindFirstFileA() retval=ffffffff ret=00405ccd

Test app attached.