+# Skip this test if Perl is too old. FIXME: 5.8.0 is just a guess.
+# We have a report that 5.6.1 is inadequate and that 5.8.0 works.
+perl -e 'require 5.8.0' || {
+ echo '$0: skipping this test; Perl version is too old' 1>&2
+ exit 77
+}
+
+# Do not let a different envvar setting perturb results.
+UPDATE_COPYRIGHT_MAX_LINE_LENGTH=72
+export UPDATE_COPYRIGHT_MAX_LINE_LENGTH
+