+ my @calls = qw<eat shoot leave roam yawn roam>;
+ my (@fetch, @store);
+ if ("$]" < 5.011_002) {
+ @fetch = @calls;
+ @store = @calls;
+ } elsif ("$]" < 5.021_004) {
+ @fetch = @calls;
+ @store = map { ($_) x 2 } @calls;
+ } else {
+ @fetch = map { ($_) x 2 } @calls;
+ @store = @calls;
+ }
+