configure.ac: Replace Automake macro invocations with manual Autoconf checks and...

configure.ac: Replace Automake macro invocations with manual Autoconf checks and substitutions.

libcpp/ChangeLog:
2004-08-25  Paolo Bonzini  <bonzini@gnu.org>

	* configure.ac: Replace Automake macro invocations
	with manual Autoconf checks and substitutions.
	* Makefile.am: Removed.
	* Makefile.in: Heavy simplification and reorganization.

gcc/ChangeLog:
2004-08-25  Paolo Bonzini  <bonzini@gnu.org>

	* doc/invoke.texi: Document that libcpp does not require
	Automake any longer.  Document that Automake 1.9.1 should
	work everywhere.

From-SVN: r86541