* Makefile.am (ACLOCAL_AMFLAGS): Define.
	* crossconfig.m4: Wrap file into new GLIBCXX_CROSSCONFIG macro.
	* configure.ac: Use it.
	* acinclude.m4: Delete explicit m4_includes and sincludes.
	* aclocal.m4, configure, Makefile.in, po/Makefile.in,
	src/Makefile.in, include/Makefile.in, libmath/Makefile.in,
	testsuite/Makefile.in: Regenerate.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@97677 138bc75d-0d04-0410-961f-82ee72b054a4