return errors.New("not implemented on this platform")
}

func (m *realDeps) clearEntriesWithIP(name string, ip netip.Addr) error {
	return errors.New("not implemented on this platform")
}

func (m *realDeps) listEntriesByIP(name string) ([]netip.Addr, error) {
	return []netip.Addr{}, errors.New("not implemented on this platform")

// `-d=libfuzzer` is set at build time. This can be used to understand the code
// coverage of a test execution.
func coverage() []byte {
	addr := unsafe.Pointer(&_counters)
	size := uintptr(unsafe.Pointer(&_ecounters)) - uintptr(addr)
	return unsafe.Slice((*byte)(addr), int(size))

		// the first free page the slow way.
		addr, _ := p.find(1)
		if addr == 0 {
			// We failed to find adequate free space, so mark the searchAddr as OoM
			// and return an empty pageCache.
			p.searchAddr = maxSearchAddr()
			return pageCache{}
		}
		ci = chunkIndex(addr)
		chunk = p.chunkOf(ci)
		c = pageCache{
			base:  alignDown(addr, 64*pageSize),
			cache: ^chunk.pages64(chunkPageIndex(addr)),

func TLSDialWithDialer(dialer Dialer, network, addr string, config *tls.Config) (*tls.Conn, error) {
	return tlsDial(context.Background(), dialer, network, addr, config)
}

func tlsDial(ctx context.Context, netDialer Dialer, network, addr string, config *tls.Config) (*tls.Conn, error) {
	rawConn, err := netDialer.DialContext(ctx, network, addr)
	if err != nil {
		return nil, err
	}

	if !testableNetwork("unixgram") {
		t.Skip("unixgram test")
	}

	addr := testUnixAddr(t)
	laddr, err := ResolveUnixAddr("unixgram", addr)
	if err != nil {
		t.Fatal(err)
	}
	c, err := ListenPacket("unixgram", addr)
	if err != nil {
		t.Fatal(err)
	}
	defer os.Remove(addr)
	defer c.Close()

	testUnixgramWriteConn(t, laddr)
	testUnixgramWritePacketConn(t, laddr)
}

	if err := d.validateTarget(network, address); err != nil {
		proxy, dst, _ := d.pathAddrs(address)
		return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
	}
	if ctx == nil {
		proxy, dst, _ := d.pathAddrs(address)
		return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: errors.New("nil context")}
	}

	testHookCanceledDial = func() {
		sawCancel <- true
	}

	ctx, cancelCtx := context.WithCancel(context.Background())

	connectFunc = func(fd int, addr syscall.Sockaddr) error {
		err := oldConnectFunc(fd, addr)
		t.Logf("connect(%d, addr) = %v", fd, err)
		if err == nil {
			// On some operating systems, localhost
			// connects _sometimes_ succeed immediately.
			// Prevent that, so we exercise the code path

// Find the elf.Section of a given shared library that contains a given address.
func findShlibSection(ctxt *Link, path string, addr uint64) *elf.Section {
	for _, shlib := range ctxt.Shlibs {
		if shlib.Path == path {
			for _, sect := range shlib.File.Sections[1:] { // skip the NULL section
				if sect.Addr <= addr && addr < sect.Addr+sect.Size {
					return sect
				}
			}
		}
	}
	return nil
}

			if err := ls.buildup(handler); err != nil {
				t.Fatal(err)
			}
			if ls.Listener.Addr().Network() != network {
				t.Fatalf("got %s; want %s", ls.Listener.Addr().Network(), network)
			}

			c, err := Dial(ls.Listener.Addr().Network(), ls.Listener.Addr().String())
			if err != nil {
				t.Fatal(err)
			}
			defer c.Close()

// the elfMapping field is set. It populates the base and isData fields and
// returns an error.
func (f *file) computeBase(addr uint64) error {
	if f == nil || f.m == nil {
		return nil
	}
	if addr < f.m.start || addr >= f.m.limit {
		return fmt.Errorf("specified address %x is outside the mapping range [%x, %x] for file %q", addr, f.m.start, f.m.limit, f.name)
	}
	ef, err := elfOpen(f.name)
	if err != nil {