diff --git a/libc/kernel/uapi/linux/in6.h b/libc/kernel/uapi/linux/in6.h
index e54bc33..6533f8d 100644
--- a/libc/kernel/uapi/linux/in6.h
+++ b/libc/kernel/uapi/linux/in6.h
@@ -172,43 +172,44 @@
 #define IPV6_IPSEC_POLICY 34
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_XFRM_POLICY 35
+#define IPV6_HDRINCL 36
 #endif
 #define IPV6_RECVPKTINFO 49
-#define IPV6_PKTINFO 50
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_PKTINFO 50
 #define IPV6_RECVHOPLIMIT 51
 #define IPV6_HOPLIMIT 52
 #define IPV6_RECVHOPOPTS 53
-#define IPV6_HOPOPTS 54
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_HOPOPTS 54
 #define IPV6_RTHDRDSTOPTS 55
 #define IPV6_RECVRTHDR 56
 #define IPV6_RTHDR 57
-#define IPV6_RECVDSTOPTS 58
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_RECVDSTOPTS 58
 #define IPV6_DSTOPTS 59
 #define IPV6_RECVPATHMTU 60
 #define IPV6_PATHMTU 61
-#define IPV6_DONTFRAG 62
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_DONTFRAG 62
 #define IPV6_RECVTCLASS 66
 #define IPV6_TCLASS 67
 #define IPV6_AUTOFLOWLABEL 70
-#define IPV6_ADDR_PREFERENCES 72
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_ADDR_PREFERENCES 72
 #define IPV6_PREFER_SRC_TMP 0x0001
 #define IPV6_PREFER_SRC_PUBLIC 0x0002
 #define IPV6_PREFER_SRC_PUBTMP_DEFAULT 0x0100
-#define IPV6_PREFER_SRC_COA 0x0004
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_PREFER_SRC_COA 0x0004
 #define IPV6_PREFER_SRC_HOME 0x0400
 #define IPV6_PREFER_SRC_CGA 0x0008
 #define IPV6_PREFER_SRC_NONCGA 0x0800
-#define IPV6_MINHOPCOUNT 73
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_MINHOPCOUNT 73
 #define IPV6_ORIGDSTADDR 74
 #define IPV6_RECVORIGDSTADDR IPV6_ORIGDSTADDR
 #define IPV6_TRANSPARENT 75
-#define IPV6_UNICAST_IF 76
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_UNICAST_IF 76
 #endif