// Symlink targets are relative to the directory containing the link.
		dstAbs = filepath.Join(filepath.Dir(linkPath), dst)
	}

	// Check that the target is correct by comparing it with os.Stat
	// on the original target path.
	dstInfo, err := os.Stat(dstAbs)
	if err != nil {
		log.Fatal(err)
	}
	targetInfo, err := os.Stat(targetPath)
	if err != nil {
		log.Fatal(err)
	}
	if !os.SameFile(dstInfo, targetInfo) {

	// file set fset.
	funcAST, fset := parseFunc("example_test.go", "printSelf")

	// Print the function body into buffer buf.
	// The file set is provided to the printer so that it knows
	// about the original source formatting and can add additional
	// line breaks where they were present in the source.
	var buf bytes.Buffer
	printer.Fprint(&buf, fset, funcAST.Body)

	// Remove braces {} enclosing the function body, unindent,