Minor update from Wine git repo:
* d3d8.h (INTERFACE, IDirect3D8): Undefine INTERFACE before IDirect3D8.


git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@3562 4407c894-4637-0410-b4f5-ada5f102cad1
diff --git a/mingw-w64-headers/direct-x/include/d3d8.h b/mingw-w64-headers/direct-x/include/d3d8.h
index 46e0812..88da40d 100644
--- a/mingw-w64-headers/direct-x/include/d3d8.h
+++ b/mingw-w64-headers/direct-x/include/d3d8.h
@@ -129,6 +129,7 @@
 /*****************************************************************************
  * IDirect3D8 interface
  */
+#undef INTERFACE
 #define INTERFACE IDirect3D8
 DECLARE_INTERFACE_(IDirect3D8,IUnknown)
 {