ckane@best.com said:
> I don't know how to get sup to fetch a single file, but I found that
> ftp.netbsd.org:/pub/NetBSD/NetBSD-current/src/gnu/lib/libg++/libstdc++/
> stl/function.h is the same as my function.h.

The right "function.h" comes from
src/gnu/dist/libstdc++/stl/function.h.
You probably already have it.
What you need to do is more or less:
mv /usr/include/g++ /usr/include/g+.old
mkdir /usr/include/g++ /usr/include/g++/std
cd /usr/src/gnu/lib/libstc++
make includes

best regards
Matthias