class Breathing_sign
{
public:
- DECLARE_SCHEME_CALLBACK (print, (SCM));
- DECLARE_SCHEME_CALLBACK (railtracks, (SCM));
DECLARE_SCHEME_CALLBACK (divisio_minima, (SCM));
DECLARE_SCHEME_CALLBACK (divisio_maior, (SCM));
DECLARE_SCHEME_CALLBACK (divisio_maxima, (SCM));