Save work of last week ...


git-svn-id: svn://svn.code.sf.net/p/mingw-w64/code/trunk@6084 4407c894-4637-0410-b4f5-ada5f102cad1
Use base-header instead


git-svn-id: svn://svn.code.sf.net/p/mingw-w64/code/trunk@6085 4407c894-4637-0410-b4f5-ada5f102cad1