Fix building MPFR >= 2.4.0.

/trunk/scripts/build/mpfr.sh | 51 29 22 0 ++++++++++++++++++++++++++++----------------------
1 file changed, 29 insertions(+), 22 deletions(-)

 reporter_name="Ioannis E. VENETIS"

 reporter_url="http://sourceware.org/ml/crossgcc/2008-06/msg00017.html"

 reporter_comment=""