msi: Use -fno-builtin to avoid warnings with gcc 4.1.1.

[Dan Kegel]

On 7/19/06, Mike McCormack <mike at codeweavers.com> wrote:
> gcc 4.1.1 seems to have a bug or some new "feature" in that it still
> warns about builtin iswalpha, etc having a different prototype to the
> msvcrt functions with the same name, even when -fno-builtin-iswalpha is
> specified.
>
> It seems to behave when -fno-builtin is specified though, so I suggest
> we change to using that.

Can you file a bug report at
http://gcc.gnu.org/bugzilla/
?
- Dan