#value_indexed
IPV6_ADDRFORM			1
IPV6_2292PKTINFO		2
IPV6_2292HOPOPTS		3
IPV6_2292DSTOPTS		4
IPV6_2292RTHDR			5
IPV6_2292PKTOPTIONS		6
IPV6_CHECKSUM			7
IPV6_2292HOPLIMIT		8
IPV6_NEXTHOP			9
IPV6_AUTHHDR			10
IPV6_FLOWINFO			11
IPV6_UNICAST_HOPS		16
IPV6_MULTICAST_IF		17
IPV6_MULTICAST_HOPS		18
IPV6_MULTICAST_LOOP		19
IPV6_ADD_MEMBERSHIP		20
IPV6_DROP_MEMBERSHIP		21
IPV6_ROUTER_ALERT		22
IPV6_MTU_DISCOVER		23
IPV6_MTU			24
IPV6_RECVERR			25
IPV6_V6ONLY			26
IPV6_JOIN_ANYCAST		27
IPV6_LEAVE_ANYCAST		28
IPV6_MULTICAST_ALL		29
IPV6_ROUTER_ALERT_ISOLATE	30
IPV6_RECVERR_RFC4884		31
IPV6_FLOWLABEL_MGR		32
IPV6_FLOWINFO_SEND		33
IPV6_IPSEC_POLICY		34
IPV6_XFRM_POLICY		35
IPV6_HDRINCL			36
MCAST_JOIN_GROUP		42
MCAST_BLOCK_SOURCE		43
MCAST_UNBLOCK_SOURCE		44
MCAST_LEAVE_GROUP		45
MCAST_JOIN_SOURCE_GROUP		46
MCAST_LEAVE_SOURCE_GROUP	47
MCAST_MSFILTER			48
IPV6_RECVPKTINFO		49
IPV6_PKTINFO			50
IPV6_RECVHOPLIMIT		51
IPV6_HOPLIMIT			52
IPV6_RECVHOPOPTS		53
IPV6_HOPOPTS			54
IPV6_RTHDRDSTOPTS		55
IPV6_RECVRTHDR			56
IPV6_RTHDR			57
IPV6_RECVDSTOPTS		58
IPV6_DSTOPTS			59
IPV6_RECVPATHMTU		60
IPV6_PATHMTU			61
IPV6_DONTFRAG			62
IPV6_USE_MIN_MTU		63
IPV6_RECVTCLASS			66
IPV6_TCLASS			67
IPV6_AUTOFLOWLABEL		70
IPV6_ADDR_PREFERENCES		72
IPV6_MINHOPCOUNT		73
IPV6_ORIGDSTADDR		74
IPV6_TRANSPARENT		75
IPV6_UNICAST_IF			76
IPV6_RECVFRAGSIZE		77
IPV6_FREEBIND			78