G_PART macro definitions

[perryh at pluto.rain.com]

"Andrey V. Elsukov" <bu7cher at yandex.ru> wrote:

> > I would expect to find -- somewhere -- some definitions along the
> > lines of
> > 
> > #define G_PART_PROBE(table, cp) (*(table->XXX))(table, cp)
>
> They are generated from g_part_if.m by with awk script. Look at your
> build directory, there are g_part_if.[ch] files.

Aha!  That explains why I couldn't find them in the source distribution.

I don't yet have a build directory, because the system isn't up
and running yet -- I'm trying to figure out why my disk partitions
are not being recognized correctly.  There's a description of what
I currently think is happening at
http://lists.freebsd.org/pipermail/freebsd-questions/2010-November/224466.html