re PR libfortran/31052 ([4.2 only] Bad IOSTAT values when readings NAMELISTs past...

re PR libfortran/31052 ([4.2 only] Bad IOSTAT values when readings NAMELISTs past EOF)

2007-03-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31052
	* io/file_position (st_rewind): Fix comments. Remove use of
	test_endfile. Don't seek if already at 0 position.  Use new is_special
	function to set endfile state.
	* io/open.c (test_endfile): Delete this function.
	* io/io.h: Delete prototype for test_endfile.  Add prototype
	for is_special.
	* io/unix.c (is_special): New function. Fix whitespace.
	* io/transfer.c (next_record_r): Remove use of test_endfile.

From-SVN: r123038