Scm_ReadReferenceClass 1636 src/gauche.h   SCM_CLASS_DECL(Scm_ReadReferenceClass);
Scm_ReadReferenceClass 1637 src/gauche.h   #define SCM_CLASS_READ_REFERENCE  (&Scm_ReadReferenceClass)
Scm_ReadReferenceClass  219 src/read.c     SCM_DEFINE_BUILTIN_CLASS_SIMPLE(Scm_ReadReferenceClass, read_reference_print);