egcs-1.0.2 stuff

[H.J. Lu]

Hi, Jeff,

Could you please put my libio patch in snapshot to 1.0.2? Otherwise
glibc 2.1 won't work. Also Andreas Schwab's libio patch should
be in 1.0.2.

BTW, we still need to fix STL for glibc 2.

Thanks.

H.J.