PR libffi/23935
	* include/Makefile.am: Install both ffi.h and ffitarget.h in
	$(libdir)/gcc/$(target_alias)/$(gcc_version)/include.
	* aclocal.m4: Regenerated for automake 1.9.6.
	* Makefile.in: Regenerated.
	* include/Makefile.in: Regenerated.
	* testsuite/Makefile.in: Regenerated.

From-SVN: r116893