Scm_PairClass     766 src/gauche.h   SCM_CLASS_DECL(Scm_PairClass);
Scm_PairClass     769 src/gauche.h   #define SCM_CLASS_PAIR          (&Scm_PairClass)
Scm_PairClass      53 src/list.c     SCM_DEFINE_BUILTIN_CLASS(Scm_PairClass, NULL, NULL, NULL, NULL, list_cpl);