gold/
    	* configure.ac: Export DEFAULT_TARGET.
    	* configure: Regenerate.
    	* Makefile.in: Regenerate.
    	* testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
    	* testsuite/Makefile.in: Regenerate.
    	* testsuite/debug_msg.sh: Delete duplicate tests.
    	Don't check undef_int error message match for powerpc where the
    	source file and line number aren't available.