SCM_API SCM scm_i_fraction_equalp (SCM x, SCM y);
SCM_API int scm_i_print_fraction (SCM sexp, SCM port, scm_print_state *pstate);
+/* general internal functions */
+SCM_API void scm_i_print_double (double val, SCM port);
+
/* conversion functions for integers */
SCM_API int scm_is_integer (SCM val);