pub unsafe extern "system" fn WsSetInput(
    reader: *const WS_XML_READER,
    encoding: *const WS_XML_READER_ENCODING,
    input: *const WS_XML_READER_INPUT,
    properties: *const WS_XML_READER_PROPERTY,
    propertycount: u32,
    error: *const WS_ERROR
) -> HRESULT