#value_indexed
PACKET_ADD_MEMBERSHIP	1
PACKET_DROP_MEMBERSHIP	2
PACKET_RECV_OUTPUT	3
PACKET_RX_RING		5
PACKET_STATISTICS	6
PACKET_COPY_THRESH	7
PACKET_AUXDATA		8
PACKET_ORIGDEV		9
PACKET_VERSION		10
PACKET_HDRLEN		11
PACKET_RESERVE		12
PACKET_TX_RING		13
PACKET_LOSS		14
PACKET_VNET_HDR		15
PACKET_TX_TIMESTAMP	16
PACKET_TIMESTAMP	17
PACKET_FANOUT		18
PACKET_TX_HAS_OFF	19
PACKET_QDISC_BYPASS	20
PACKET_ROLLOVER_STATS	21
PACKET_FANOUT_DATA	22
PACKET_IGNORE_OUTGOING	23
PACKET_VNET_HDR_SZ	24