[binutils-gdb] Update top-level files from GCC trunk

[sergiodj+buildbot@redhat.com]

*** TEST RESULTS FOR COMMIT 1b6c08316381961223fc3e1f9e3ba0547a53cce1 ***

Author: H.J. Lu <hjl.tools@gmail.com>
Branch: master
Commit: 1b6c08316381961223fc3e1f9e3ba0547a53cce1

Update top-level files from GCC trunk
	* Makefile.def: Updated from GCC trunk.
	* Makefile.tpl: Likewise.
	* configure.ac: Likewise.
	* Makefile.in: Regenerated.
	* configure: Likewise.