* winnt.h (WELL_KNOWN_SID_TYPE): Add new elements.
        (SECURITY_SCOPED...,SECURITY_AUTHNTICATION_....,
        SECURITY_TRUSTED...): Add new defines.


git-svn-id: https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64/trunk@5735 4407c894-4637-0410-b4f5-ada5f102cad1