K 10 svn:author V 3 mav K 8 svn:date V 27 2013-04-05T10:22:22.849310Z K 7 svn:log V 151 MFC r226737 (by pjd): Allow upper layers to discover than BIO_DELETE and/or BIO_FLUSH is not supported by returning EOPNOTSUPP instead of 0 or ENODEV. END