configure: we do not require curl, but wget.
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
(transplanted from d84ae99556cd948350c086628a5e163e6b464e00)
1 reporter_name="Julien DUSSER"
2 reporter_url="http://sourceware.org/ml/crossgcc/2008-10/msg00054.html"
3 reporter_comment="Soft-float for the 405 PowerPC"