pub unsafe fn WsWriteXmlBufferToBytes(
    writer: *const WS_XML_WRITER,
    xmlbuffer: *const WS_XML_BUFFER,
    encoding: Option<*const WS_XML_WRITER_ENCODING>,
    properties: Option<&[WS_XML_WRITER_PROPERTY]>,
    heap: *const WS_HEAP,
    bytes: *mut *mut c_void,
    bytecount: *mut u32,
    error: Option<*const WS_ERROR>
) -> Result<()>