Scm_MakeFlonumToNumber 2140 src/gauche.h   SCM_EXTERN ScmObj Scm_MakeFlonumToNumber(double d, int exactp);
Scm_MakeFlonumToNumber 1262 src/number.c                                       Scm_MakeFlonumToNumber(result_real, exact),
Scm_MakeFlonumToNumber 1267 src/number.c                   return Scm_MakeFlonumToNumber(result_real, exact);