SCM ly_symbol2scm (char const *);
String ly_symbol2string (SCM);
-SCM ly_offset2scm (Offset o);
-Offset ly_scm2offset (SCM s);
SCM ly_eval (SCM a);
SCM ly_parse_scm (char const* s, int* n);
SCM ly_quote_scm (SCM s);
SCM to_scm (Real r);
Real scm_to (SCM s, Real* r);
+SCM to_scm (Offset o);
+Offset scm_to (SCM s, Offset* o);
+
/*
snarfing.
*/