PR ada/19489

	* libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
	* configure.ac: Set cc_for_cross_gnattools.
	* configure: Regenerate.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@94720 138bc75d-0d04-0410-961f-82ee72b054a4