Running aclocal in libstdc++-v3 directory

[Benjamin Kosnik]

> I am trying to make a configure change in the libstdc++-v3 directory but
> when I run aclocal (even on an unmodified libstdc++-v3 directory from
> the top-of-tree), I get an error message.  Does anyone else see this?

The current fashion for regenerating the config/make bits is to just run:

autoreconf

at the top level libstdc++-v3 source directory.

-benjamin