--- /dev/null
+if_capenable_strings = ["RXCSUM",
+ "TXCSUM",
+ "VLAN_MTU",
+ "VLAN_HWTAGGING",
+ "JUMBO_MTU",
+ "TSO4",
+ "TSO6",
+ "LRO",
+ "AV",
+ "TXSTATUS"
+ ]
+
+if_flags_strings = ["UP",
+ "BROADCAST",
+ "DEBUG",
+ "LOOPBACK",
+ "POINTOPOINT",
+ "NOTRAILERS (deprecated)",
+ "RUNNING",
+ "NOARP",
+ "PROMISC",
+ "ALLMULTI",
+ "OACTIVE",
+ "SIMPLEX",
+ "LINK0",
+ "LINK1",
+ "LINK2-ALTPHYS",
+ "MULTICAST"
+ ]
+
+if_eflags_strings = ["AUTOCONFIGURING",
+ "unused",
+ "unused",
+ "unused",
+ "unused",
+ "DVR_REENTRY_OK (deprecated)",
+ "ACCEPT_RTADV",
+ "TXSTART",
+ "RXPOLL",
+ "VLAN",
+ "BOND",
+ "ARPLL",
+ "NOWINDOWSCALE",
+ "NOAUTOIPV6LL",
+ "unused",
+ "IPV4_ROUTER",
+ "IPV6_ROUTER",
+ "LOCALNET_PRIVATE",
+ "IPV6_ND6ALT",
+ "RESTRICTED_RECV",
+ "AWDL",
+ "NOACKPRI",
+ "unused",
+ "unused",
+ "unused",
+ "unused",
+ "unused",
+ "unused",
+ "SENDLIST",
+ "REUSE (deprecated)",
+ "INUSE (deprecated)",
+ "UPDOWNCHANGE"
+ ]
+
+AF_INET = 2
+AF_INET6 = 30
+AF_LINK = 18
+
+INP_IPV4 = 0x1
+INP_IPV6 = 0x2
+
+CTRACE_STACK_SIZE = 8
+
+IFMA_TRACE_HIST_SIZE = 32
+RTD_TRACE_HIST_SIZE = 4
+INIFA_TRACE_HIST_SIZE = 32
+IN6IFA_TRACE_HIST_SIZE = 32
+INM_TRACE_HIST_SIZE = 32
+IF_REF_TRACE_HIST_SIZE = 8
+NDPR_TRACE_HIST_SIZE = 32
+NDDR_TRACE_HIST_SIZE = 32
+IMO_TRACE_HIST_SIZE = 32
+IM6O_TRACE_HIST_SIZE = 32
+
+INP_RECVOPTS = 0x01
+INP_RECVRETOPTS = 0x02
+INP_RECVDSTADDR = 0x04
+INP_HDRINCL = 0x08
+INP_HIGHPORT = 0x10
+INP_LOWPORT = 0x20
+INP_ANONPORT = 0x40
+INP_RECVIF = 0x80
+INP_MTUDISC = 0x100
+INP_STRIPHDR = 0x200
+INP_RECV_ANYIF = 0x400
+INP_INADDR_ANY = 0x800
+INP_RECVTTL = 0x1000
+INP_UDP_NOCKSUM = 0x2000
+INP_BOUND_IF = 0x4000
+IN6P_IPV6_V6ONLY = 0x008000
+IN6P_PKTINFO = 0x010000
+IN6P_HOPLIMIT = 0x020000
+IN6P_HOPOPTS = 0x040000
+IN6P_DSTOPTS = 0x080000
+IN6P_RTHDR = 0x100000
+IN6P_RTHDRDSTOPTS = 0x200000
+IN6P_TCLASS = 0x400000
+IN6P_AUTOFLOWLABEL = 0x800000
+IN6P_BINDV6ONLY = 0x10000000
+IN6P_RFC2292 = 0x02000000
+IN6P_MTU = 0x04000000
+INP_PKTINFO = 0x08000000
+INP_FLOW_SUSPENDED = 0x10000000
+INP_NO_IFT_CELLULAR = 0x20000000
+INP_FLOW_CONTROLLED = 0x40000000
+INP_FC_FEEDBACK = 0x80000000
+INPCB_STATE_INUSE = 0x1
+INPCB_STATE_CACHED = 0x2
+INPCB_STATE_DEAD = 0x3
+
+INP2_TIMEWAIT = 0x00000001
+INP2_IN_FCTREE = 0x00000002
+INP2_WANT_FLOW_DIVERT = 0x00000004
+
+N_TIME_WAIT_SLOTS = 128