* Makefile.am (NO_WERROR): Define.
	* warning.m4: New file
	* acinclude.m4: Include warning.m4.
	* configure.in: Invoke AM_BINUTILS_WARNINGS.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
bfd/doc/
	* Makefile.in: Regenerate.
binutils/
	* Makefile.am (NO_WERROR): Define.  Use instead of -Wno-error.
	* configure.in: Include ../bfd/warning.m4 contents.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* doc/Makefile.in: Regenerate.
gas/
	* Makefile.am (NO_WERROR): Define.  Use instead of -Wno-error.
	* acinclude.m4: Include ../bfd/warning.m4.
	* configure.in: Invoke AM_BINUTILS_WARNINGS.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* doc/Makefile.in: Regenerate.
gprof/
	* Makefile.am (NO_WERROR): Define.
	* acinclude.m4: Include ../bfd/warning.m4.
	* configure.in: Invoke AM_BINUTILS_WARNINGS.
	* Makefile.in: Regenerate.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
ld/
	* Makefile.am (NO_WERROR): Define.  Use instead of -Wno-error.
	* configure.in: Include ../bfd/warning.m4 contents.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
opcodes/
	* Makefile.am (NO_WERROR): Define.
	* configure.in: Invoke AM_BINUTILS_WARNINGS.
	* Makefile.in: Regenerate.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.