[libstdc++] Factor out symbol extraction from abi_check, sort in C locale

[Phil Edwards]

> 2002-09-13  Phil Edwards  <pme@gcc.gnu.org>
> 
> 	* testsuite/abi_check.cc:  Pull shell fragments out into...
> 	* config/abi/extract_syms:  ...here.  New file.
> 	* Makefile.am (check_abi):  Change to match.
> 	(new-abi-baseline):  New target.
> 	* Makefile.in:  Regenerated.

After feedback from Benjamin, I changed the name of the script to
enable_symvers, and have checked this in on trunk.


Phil

-- 
I would therefore like to posit that computing's central challenge, viz. "How
not to make a mess of it," has /not/ been met.
                                                 - Edsger Dijkstra, 1930-2002