2007-11-08  Paolo Carlini  <pcarlini@suse.de>

	* config/io/basic_file_stdio.cc (fopen_mode): Add modes missing
	per DR 596.
	* testsuite/27_io/basic_filebuf/open/char/4.cc: Extend.
	* include/std/fstream: Update comment preceding open.
	* docs/html/ext/howto.html: Update.

From-SVN: r130004