rem: AUDIO_IO_BUFFERED_PROXY* clone(void) const { std::cerr << "Not implemented!" << std::endl; return 0; }
add: AUDIO_IO_BUFFERED_PROXY* clone(void) const { std::cerr << __FILE__ << ": Not implemented!" << std::endl; return 0; }
context:   AUDIO_IO_BUFFERED_PROXY* clone(void) const { std::cerr << "Not implemented!" << std::endl; return 0; }