victory! I have a working crosscompiler!

[Adam Megacz]

Phil Edwards <pedwards@disaster.jaj.com> writes:
> Right now libstdc++-v3 assumes a lot of POSIX semantics, because nobody has
> contributed code to allow it to do otherwise.  In the major cases (e.g.,
> underlying I/O library), hooks and wrappers are in place to support something
> completely non-POSIX, but nobody has yet taken advantage of them[*].

Thanks, Phil!

So I guess the final answer is that I shouldn't worry if libstdc++-v3
doesn't build properly when creating a linux-to-mingw crosscompiler,
since mingw doesn't support the POSIX API.

Thanks again.

  - a