mainGo := filepath.Join(dir, "main.go")
	if err := os.WriteFile(mainGo, []byte("package main\nfunc main() {}\n"), 0644); err != nil {
		t.Fatal(err)
	}
	cmd := testenv.Command(t, "go", "build", "-o", os.DevNull, mainGo)
	out, err := cmd.CombinedOutput()
	if err != nil {
		t.Fatalf("%v: %v\n%s", cmd, err, out)
	}
}

func TestMustHaveExec(t *testing.T) {
	hasExec := false

	// the mismatch of data size to transfer.
	actualSize := tc.totalSize
	if tc.limitReadSize > 0 {
		if tc.limitReadSize < actualSize {
			actualSize = tc.limitReadSize
		}
	}

	f, err := os.OpenFile(os.DevNull, os.O_WRONLY, 0)
	if err != nil {
		t.Fatal(err)
	}
	defer f.Close()

	client, server := spawnTestSocketPair(t, tc.upNet)
	defer server.Close()

	bufp int                   // location of next record in buf.
}

func epipecheck(file *File, e error) {
}

// DevNull is the name of the operating system's “null device.”
// On Unix-like systems, it is "/dev/null"; on Windows, "NUL".
const DevNull = "/dev/null"

// syscallMode returns the syscall-specific mode bits from Go's portable mode bits.
func syscallMode(i FileMode) (o uint32) {

// writerDescriptor returns an os.File to which the child process
// can write to send data to w.
//
// If w is nil, writerDescriptor returns a File that writes to os.DevNull.
func (c *Cmd) writerDescriptor(w io.Writer) (*os.File, error) {
	if w == nil {
		f, err := os.OpenFile(os.DevNull, os.O_WRONLY, 0)
		if err != nil {
			return nil, err
		}
		c.childIOFiles = append(c.childIOFiles, f)
		return f, nil
	}

			list = append(list,
				Dir{dir: filepath.Join(buildCtx.GOROOT, "src"), inModule: true},
				Dir{importPath: "cmd", dir: filepath.Join(buildCtx.GOROOT, "src", "cmd"), inModule: true})
		}

		if gomod == os.DevNull {
			// Modules are enabled, but the working directory is outside any module.
			// We can still access std, cmd, and packages specified as source files
			// on the command line, but there are no module roots.

		}
	}
}

// DevNull - everything goes to io.Discard
func (s *peerRESTServer) DevNull(w http.ResponseWriter, r *http.Request) {
	if !s.IsValid(w, r) {
		s.writeErrorResponse(w, errors.New("invalid request"))
		return
	}

	globalNetPerfRX.Connect()
	defer globalNetPerfRX.Disconnect()

	connectTime := time.Now()
	ctx := newContext(r, w, "DevNull")
	for {

			continue
		}
		go func(index int) {
			for i := 0; i < connectionsPerPeer; i++ {
				wg.Add(1)
				go func() {
					defer wg.Done()
					err := globalNotificationSys.peerClients[index].DevNull(ctx, r)
					if err != nil {
						errStr = fmt.Sprintf("error with %s: %s", globalNotificationSys.peerClients[index].String(), err.Error())
					}
				}()
			}
		}(index)
	}

	time.Sleep(duration)

	if err != nil || resp == nil {
		return DailyAllTierStats{}, err
	}
	return *resp, nil
}

// DevNull - Used by netperf to pump data to peer
func (client *peerRESTClient) DevNull(ctx context.Context, r io.Reader) error {
	respBody, err := client.callWithContext(ctx, peerRESTMethodDevNull, nil, r, -1)
	if err != nil {
		return err
	}

  """Get the python site package paths."""
  python_paths = []
  if environ_cp.get('PYTHONPATH'):
    python_paths = environ_cp.get('PYTHONPATH').split(':')
  try:
    stderr = open(os.devnull, 'wb')
    library_paths = run_shell([
        python_bin_path, '-c',
        'import site; print("\\n".join(site.getsitepackages()))'
    ],
                              stderr=stderr).split('\n')

		return
	}
	writeSuccessResponseJSON(w, body)
}

// SiteReplicationDevNull - everything goes to io.Discard
// [POST] /minio/admin/v3/site-replication/devnull
func (a adminAPIHandlers) SiteReplicationDevNull(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	globalSiteNetPerfRX.Connect()
	defer globalSiteNetPerfRX.Disconnect()

	connectTime := time.Now()