[Bug 30718] xna40 installation fails, needs sfc.LoadSfcDLL

https://bugs.winehq.org/show_bug.cgi?id=30718

--- Comment #7 from Austin English  ---
(In reply to Austin English from comment #4)
> So I see that this is referred to in
> https://github.com/Winetricks/winetricks/issues/318, which is still true in
> 1.9.6. Renaming appropriately.
> It looks like sfc.dll (drive_c/windows/logs/DXError.log):
>
> [03/28/16 01:24:17] module: dsetup32(Mar 16 2009), file: instcat.cpp, line:
> 42, function: LoadSfcDLL
> Failed API:         GetProcAddress()
> Error:              (127) - Procedure not found.^M
>
>
> Module: sfc.dll

Looking at sfc.dll (from Windows 7), this function is not exported (by name or
ordinal). I suspected the app is shipping a custom sfc.dll, but setting
sfc/sfc_os to native doesn't help.