__ipv6_prefix_equal64_half  449 include/net/ipv6.h 		return __ipv6_prefix_equal64_half(a1 + 1, a2 + 1, prefixlen - 64);
__ipv6_prefix_equal64_half  451 include/net/ipv6.h 	return __ipv6_prefix_equal64_half(a1, a2, prefixlen);