io.h: Remove definition of the BT enumerator.

io.h: Remove definition of the BT enumerator.

2010-10-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* io/io.h: Remove definition of the BT enumerator.
	* libgfortran.h: Replace GFC_DTYPE enumerator with BT.
	* intrinsics/iso_c_generated_procs.c: Likewise
	* intrinsics/date_and_time.c: Likewise.
	* intrinsics/iso_c_binding.c: Likewise.
	* io/list_read.c: Likewise.
	* io/transfer.c: Likewise.
	* io/write.c: Likewise.

2010-10-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* gfortran.h: Remove definition of bt enumerator.
	* libgfortran.h: Add bt enumerator type alighned with defintion.
	Remove the dtype enumerator, no longer used.
	previously given in libgfortran/io.h
	* trans-types.c: Use new bt enumerator.
	* trans-io.c: Likewise.

From-SVN: r165675