Scm_S64VectorRef  453 ext/uvector/gauche/uvector.h extern ScmObj Scm_S64VectorRef(ScmS64Vector *vec, int index, ScmObj fallback);
Scm_S64VectorRef 2828 ext/uvector/uvlib.c SCM_RETURN(Scm_S64VectorRef(v, i, fallback));