SYS_MSGGET         = 225 // { int sys_msgget(key_t key, int msgflg); }
	SYS_MSGSND         = 226 // { int sys_msgsnd(int msqid, const void *msgp, size_t msgsz, int msgflg); }
	SYS_MSGRCV         = 227 // { int sys_msgrcv(int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg); }
	SYS_SHMAT          = 228 // { void *sys_shmat(int shmid, const void *shmaddr, int shmflg); }
	SYS_SHMDT          = 230 // { int sys_shmdt(const void *shmaddr); }

	SIGQUIT   = C.SIGQUIT
	SIGILL    = C.SIGILL
	SIGTRAP   = C.SIGTRAP
	SIGABRT   = C.SIGABRT
	SIGEMT    = C.SIGEMT
	SIGFPE    = C.SIGFPE
	SIGKILL   = C.SIGKILL
	SIGBUS    = C.SIGBUS
	SIGSEGV   = C.SIGSEGV
	SIGSYS    = C.SIGSYS
	SIGPIPE   = C.SIGPIPE
	SIGALRM   = C.SIGALRM
	SIGTERM   = C.SIGTERM
	SIGURG    = C.SIGURG
	SIGSTOP   = C.SIGSTOP
	SIGTSTP   = C.SIGTSTP
	SIGCONT   = C.SIGCONT
	SIGCHLD   = C.SIGCHLD

	SIGQUIT   = C.SIGQUIT
	SIGILL    = C.SIGILL
	SIGTRAP   = C.SIGTRAP
	SIGABRT   = C.SIGABRT
	SIGEMT    = C.SIGEMT
	SIGFPE    = C.SIGFPE
	SIGKILL   = C.SIGKILL
	SIGBUS    = C.SIGBUS
	SIGSEGV   = C.SIGSEGV
	SIGSYS    = C.SIGSYS
	SIGPIPE   = C.SIGPIPE
	SIGALRM   = C.SIGALRM
	SIGTERM   = C.SIGTERM
	SIGURG    = C.SIGURG
	SIGSTOP   = C.SIGSTOP
	SIGTSTP   = C.SIGTSTP
	SIGCONT   = C.SIGCONT
	SIGCHLD   = C.SIGCHLD

	}
	for _, val := range badValues {
		if msgs := IsCIdentifier(val); len(msgs) == 0 {
			t.Errorf("expected false for '%s'", val)
		}
	}
}

func TestIsValidPortNum(t *testing.T) {
	goodValues := []int{1, 2, 1000, 16384, 32768, 65535}
	for _, val := range goodValues {
		if msgs := IsValidPortNum(val); len(msgs) != 0 {
			t.Errorf("expected true for %d, got %v", val, msgs)
		}
	}

	SYS_MSGGET         = 225 // { int sys_msgget(key_t key, int msgflg); }
	SYS_MSGSND         = 226 // { int sys_msgsnd(int msqid, const void *msgp, size_t msgsz, int msgflg); }
	SYS_MSGRCV         = 227 // { int sys_msgrcv(int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg); }
	SYS_SHMAT          = 228 // { void *sys_shmat(int shmid, const void *shmaddr, int shmflg); }
	SYS_SHMDT          = 230 // { int sys_shmdt(const void *shmaddr); }

	for group := range errs {
		groups = append(groups, group)
	}
	sort.Strings(groups)

	msgs := make([]string, 1, 1+len(errs))
	msgs[0] = "multiple unsupported config version errors encountered:"
	for _, group := range groups {
		msgs = append(msgs, errs[group].Error())
	}

	return strings.Join(msgs, "\n\t- ")
}

// warnDefaultComponentConfigValue prints a warning if the user modified a field in a certain

	SIGQUIT   = C.SIGQUIT
	SIGILL    = C.SIGILL
	SIGTRAP   = C.SIGTRAP
	SIGABRT   = C.SIGABRT
	SIGEMT    = C.SIGEMT
	SIGFPE    = C.SIGFPE
	SIGKILL   = C.SIGKILL
	SIGBUS    = C.SIGBUS
	SIGSEGV   = C.SIGSEGV
	SIGSYS    = C.SIGSYS
	SIGPIPE   = C.SIGPIPE
	SIGALRM   = C.SIGALRM
	SIGTERM   = C.SIGTERM
	SIGURG    = C.SIGURG
	SIGSTOP   = C.SIGSTOP
	SIGTSTP   = C.SIGTSTP
	SIGCONT   = C.SIGCONT
	SIGCHLD   = C.SIGCHLD

	rib, err := route.FetchRIB(syscall.AF_UNSPEC, syscall.NET_RT_IFLIST2, ifi.Index)
	if err != nil {
		return nil, err
	}
	msgs, err := route.ParseRIB(syscall.NET_RT_IFLIST2, rib)
	if err != nil {
		return nil, err
	}
	ifmat := make([]Addr, 0, len(msgs))
	for _, m := range msgs {
		switch m := m.(type) {
		case *route.InterfaceMulticastAddrMessage:
			if ifi.Index != m.Index {
				continue
			}
			var ip IP

func NamespaceKeyFunc(prefix string, obj runtime.Object) (string, error) {
	meta, err := meta.Accessor(obj)
	if err != nil {
		return "", err
	}
	name := meta.GetName()
	if msgs := path.IsValidPathSegmentName(name); len(msgs) != 0 {
		return "", fmt.Errorf("invalid name: %v", msgs)
	}
	return prefix + "/" + meta.GetNamespace() + "/" + name, nil
}

func NoNamespaceKeyFunc(prefix string, obj runtime.Object) (string, error) {

func ParseSocketControlMessage(b []byte) ([]SocketControlMessage, error) {
	var msgs []SocketControlMessage
	i := 0
	for i+CmsgLen(0) <= len(b) {
		h, dbuf, err := socketControlMessageHeaderAndData(b[i:])
		if err != nil {
			return nil, err
		}
		m := SocketControlMessage{Header: *h, Data: dbuf}
		msgs = append(msgs, m)
		i += cmsgAlignOf(int(h.Len))
	}
	return msgs, nil
}