diff --git a/libc/kernel/uapi/linux/ipv6.h b/libc/kernel/uapi/linux/ipv6.h
index 90e6483..0859693 100644
--- a/libc/kernel/uapi/linux/ipv6.h
+++ b/libc/kernel/uapi/linux/ipv6.h
@@ -49,119 +49,124 @@
 #define IPV6_SRCRT_STRICT 0x01
 #define IPV6_SRCRT_TYPE_0 0
 #define IPV6_SRCRT_TYPE_2 2
-struct ipv6_rt_hdr {
+#define IPV6_SRCRT_TYPE_4 4
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+struct ipv6_rt_hdr {
   __u8 nexthdr;
   __u8 hdrlen;
   __u8 type;
-  __u8 segments_left;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u8 segments_left;
 };
 struct ipv6_opt_hdr {
   __u8 nexthdr;
-  __u8 hdrlen;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u8 hdrlen;
 } __attribute__((packed));
 #define ipv6_destopt_hdr ipv6_opt_hdr
 #define ipv6_hopopt_hdr ipv6_opt_hdr
-#define IPV6_OPT_ROUTERALERT_MLD 0x0000
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_OPT_ROUTERALERT_MLD 0x0000
 struct rt0_hdr {
   struct ipv6_rt_hdr rt_hdr;
   __u32 reserved;
-  struct in6_addr addr[0];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  struct in6_addr addr[0];
 #define rt0_type rt_hdr.type
 };
 struct rt2_hdr {
-  struct ipv6_rt_hdr rt_hdr;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  struct ipv6_rt_hdr rt_hdr;
   __u32 reserved;
   struct in6_addr addr;
 #define rt2_type rt_hdr.type
-};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+};
 struct ipv6_destopt_hao {
   __u8 type;
   __u8 length;
-  struct in6_addr addr;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  struct in6_addr addr;
 } __attribute__((packed));
 struct ipv6hdr {
 #ifdef __LITTLE_ENDIAN_BITFIELD
-  __u8 priority : 4, version : 4;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u8 priority : 4, version : 4;
 #elif defined(__BIG_ENDIAN_BITFIELD)
   __u8 version : 4, priority : 4;
 #else
-#error "Please fix <asm/byteorder.h>"
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#error "Please fix <asm/byteorder.h>"
 #endif
   __u8 flow_lbl[3];
   __be16 payload_len;
-  __u8 nexthdr;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u8 nexthdr;
   __u8 hop_limit;
   struct in6_addr saddr;
   struct in6_addr daddr;
-};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+};
 enum {
   DEVCONF_FORWARDING = 0,
   DEVCONF_HOPLIMIT,
-  DEVCONF_MTU6,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_MTU6,
   DEVCONF_ACCEPT_RA,
   DEVCONF_ACCEPT_REDIRECTS,
   DEVCONF_AUTOCONF,
-  DEVCONF_DAD_TRANSMITS,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_DAD_TRANSMITS,
   DEVCONF_RTR_SOLICITS,
   DEVCONF_RTR_SOLICIT_INTERVAL,
   DEVCONF_RTR_SOLICIT_DELAY,
-  DEVCONF_USE_TEMPADDR,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_USE_TEMPADDR,
   DEVCONF_TEMP_VALID_LFT,
   DEVCONF_TEMP_PREFERED_LFT,
   DEVCONF_REGEN_MAX_RETRY,
-  DEVCONF_MAX_DESYNC_FACTOR,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_MAX_DESYNC_FACTOR,
   DEVCONF_MAX_ADDRESSES,
   DEVCONF_FORCE_MLD_VERSION,
   DEVCONF_ACCEPT_RA_DEFRTR,
-  DEVCONF_ACCEPT_RA_PINFO,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_ACCEPT_RA_PINFO,
   DEVCONF_ACCEPT_RA_RTR_PREF,
   DEVCONF_RTR_PROBE_INTERVAL,
   DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN,
-  DEVCONF_PROXY_NDP,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_PROXY_NDP,
   DEVCONF_OPTIMISTIC_DAD,
   DEVCONF_ACCEPT_SOURCE_ROUTE,
   DEVCONF_MC_FORWARDING,
-  DEVCONF_DISABLE_IPV6,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_DISABLE_IPV6,
   DEVCONF_ACCEPT_DAD,
   DEVCONF_FORCE_TLLAO,
   DEVCONF_NDISC_NOTIFY,
-  DEVCONF_MLDV1_UNSOLICITED_REPORT_INTERVAL,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_MLDV1_UNSOLICITED_REPORT_INTERVAL,
   DEVCONF_MLDV2_UNSOLICITED_REPORT_INTERVAL,
   DEVCONF_SUPPRESS_FRAG_NDISC,
   DEVCONF_ACCEPT_RA_FROM_LOCAL,
-  DEVCONF_USE_OPTIMISTIC,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_USE_OPTIMISTIC,
   DEVCONF_ACCEPT_RA_MTU,
   DEVCONF_STABLE_SECRET,
   DEVCONF_USE_OIF_ADDRS_ONLY,
-  DEVCONF_ACCEPT_RA_MIN_HOP_LIMIT,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_ACCEPT_RA_MIN_HOP_LIMIT,
   DEVCONF_IGNORE_ROUTES_WITH_LINKDOWN,
   DEVCONF_DROP_UNICAST_IN_L2_MULTICAST,
   DEVCONF_DROP_UNSOLICITED_NA,
-  DEVCONF_KEEP_ADDR_ON_DOWN,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_KEEP_ADDR_ON_DOWN,
   DEVCONF_RTR_SOLICIT_MAX_INTERVAL,
+  DEVCONF_SEG6_ENABLED,
+  DEVCONF_SEG6_REQUIRE_HMAC,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  DEVCONF_ENHANCED_DAD,
   DEVCONF_MAX
 };
 #endif