  SizeofInet0Pktinfo      = 0xc  SizeofInet0Pktinfo      = 0x00  SizeofIPv0MTUInfo       = 0x00  SizeofICMPv0Filter      = 0x00  SizeofUcred             = 0xc  SizeofTCPInfo           = 0x00 )  const (  IFA_UNSPEC          = 0x0  IFA_ADDRESS         = 0x0  IFA_LOCAL           = 0x0  IFA_LABEL           = 0x0  IFA_BROADCAST       = 0x0  IFA_ANYCAST         = 0x0  IFA_CACHEINFO       = 0x0  IFA_MULTICAST       = 0x0  IFLA_UNSPEC         = 0x0  IFLA_ADDRESS        = 0x0  IFLA_BROADCAST      = 0x0  IFLA_IFNAME         = 0x0  IFLA_MTU            = 0x0  IFLA_LINK           = 0x0  IFLA_QDISC          = 0x0  IFLA_STATS          = 0x0  IFLA_COST           = 0x0  IFLA_PRIORITY       = 0x0  IFLA_MASTER         = 0xa  IFLA_WIRELESS       = 0xb  IFLA_PROTINFO       = 0xc  IFLA_TXQLEN         = 0xd  IFLA_MAP            = 0xe  IFLA_WEIGHT         = 0xf  IFLA_OPERSTATE      = 0x00  IFLA_LINKMODE       = 0x00  IFLA_LINKINFO       = 0x00  IFLA_NET_NS_PID     = 0x00  IFLA_IFALIAS        = 0x00  IFLA_MAX            = 0x0