2009-08-17 Kai Tietz <kai.tietz@oenvision.com>
* io.h (_POSIX): Invert logic about !defined(_POSIX) and _POSIX
extension in #if guards.
git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@1173 4407c894-4637-0410-b4f5-ada5f102cad1