2009-02-17  Benjamin Kosnik  <bkoz@redhat.com>

	* include/std/system_error (system_category): To system_category().
	(generic_category): To generic_category. DR 890.
	* src/system_error.cc: Define.
	* include/bits/functexcept.h: Only one __throw_system_error.
	* src/functexcept.cc: Same.
	* include/std/mutex: Fixup for changes above.
	* testsuite/19_diagnostics/error_condition/cons/1.cc: Same.
	* testsuite/19_diagnostics/error_code/cons/1.cc: Same.
	* testsuite/19_diagnostics/system_error/cons-1.cc: Same.
	* config/abi/pre/gnu.ver: Clean up exports.

From-SVN: r144259