pub unsafe fn CreateAsyncBindCtxEx<P0, P2, P3>( pbc: P0, dwoptions: u32, pbscb: P2, penum: P3, ppbc: *mut Option<IBindCtx>, reserved: u32, ) -> Result<()>where P0: Param<IBindCtx>, P2: Param<IBindStatusCallback>, P3: Param<IEnumFORMATETC>,