[PATCH]: bump minimum MPFR version, (includes some fortran bits)

[Gerald Pfeifer]

On Sun, 5 Oct 2008, Richard Guenther wrote:
> This is reasonable.  Note that
> http://gcc.gnu.org/install/prerequisites.html already lists
> mpfr 2.3.0 as prerequesite (that page still might need an update for
> clarification).

That page is generated from gcc/doc/install.texi, so once Kaveh has
committed his patch it should be updated within (at most) 24 hours.

If not, let me know guys, and I'll try to debug it. :-)

Gerald