};
#define ip6_vfc ip6_ctlun.ip6_un2_vfc
-#define IP6_VERSION(ip6_hdr) ((EXTRACT_U_1((ip6_hdr)->ip6_vfc) & 0xf0) >> 4)
+#define IP6_VERSION(ip6_hdr) ((GET_U_1((ip6_hdr)->ip6_vfc) & 0xf0) >> 4)
#define ip6_flow ip6_ctlun.ip6_un1.ip6_un1_flow
#define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen
#define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt
/* followed by options */
};
-/* http://www.iana.org/assignments/ipv6-parameters/ipv6-parameters.xhtml */
+/* https://www.iana.org/assignments/ipv6-parameters/ipv6-parameters.xhtml */
/* Option types and related macros */
#define IP6OPT_PAD1 0x00 /* 00 0 00000 */