@CanIgnoreReturnValue
    public Builder setPathEqualityUsesCanonicalForm(boolean useCanonicalForm) {
      this.pathEqualityUsesCanonicalForm = useCanonicalForm;
      return this;
    }
Sets whether {@code Path} objects in the file system use the canonical form (true) or the
display form (false) of filenames for determining equality of two paths.

<p>The default is false.
jimfs/src/main/java/com/google/common/jimfs/Configuration.java