Scm_HashTableClass 1706 src/gauche.h   SCM_CLASS_DECL(Scm_HashTableClass);
Scm_HashTableClass 1707 src/gauche.h   #define SCM_CLASS_HASH_TABLE  (&Scm_HashTableClass)
Scm_HashTableClass  509 src/hash.c     SCM_DEFINE_BUILTIN_CLASS(Scm_HashTableClass, hash_print, NULL, NULL, NULL,