u32vector_xor    6288 ext/uvector/uvector.c     u32vector_xor("u32vector-xor", d, SCM_OBJ(s0), s1);
u32vector_xor    6294 ext/uvector/uvector.c     u32vector_xor("u32vector-xor!", SCM_OBJ(s0), SCM_OBJ(s0), s1);