SCM_DEFINE_ABSTRACT_CLASS 99 src/class.c SCM_DEFINE_ABSTRACT_CLASS(Scm_TopClass, NULL); SCM_DEFINE_ABSTRACT_CLASS 100 src/class.c SCM_DEFINE_ABSTRACT_CLASS(Scm_CollectionClass, SCM_CLASS_DEFAULT_CPL); SCM_DEFINE_ABSTRACT_CLASS 101 src/class.c SCM_DEFINE_ABSTRACT_CLASS(Scm_SequenceClass, SCM_CLASS_COLLECTION_CPL);