acinclude.m4 (GLIBCPP_ENABLE_DEBUG): Raise debugging level from the default of 2 to 3.

2000-10-30  Phil Edwards  <pme@sources.redhat.com>

	* acinclude.m4 (GLIBCPP_ENABLE_DEBUG):  Raise debugging level from
	  the default of 2 to 3.
	* configure.in:  Fix minor typos.  SUBST the values of enable_shared
	  and enable_static so that mkcheck will be aware of them.  Put the
	  test for gconv.h in with all the other header tests.
	* aclocal.m4:  Regenerate.
	* configure:  Ditto.
	* Makefile.in:  Ditto.
	* libio/Makefile.in:  Ditto.
	* libmath/Makefile.in:  Ditto.
	* libsupc++/Makefile.in:  Ditto.
	* src/Makefile.in:  Ditto.

	* config/os/solaris/solaris2.7/bits/os_defines.h:  Define
	  _G_USING_THUNKS to 0.

From-SVN: r37151