Here's what I got on Mountain Lion:

[16:40][nick:~/monks]$ perl -v | head -2; perl -M5.010 -e "say '$^O: '
+, $^O;say;"

This is perl 5, version 16, subversion 0 (v5.16.0) built for darwin-2l
+evel
$^O: darwin

[16:40][nick:~/monks]$ perl 1136368.pl
$VAR1 = {
          'authdelay' => '0.000000s',
          'broadcastdelay' => '0.000000s',
          'jitter' => '0.000000s',
          'leapindicator' => '11',
          'precision' => '-20',
          'referenceID' => '[73.78.73.84]',
          'referencetime' => '00000000.00000000Sun,Dec31189916:00:00.0
+00',
          'rootdispersion' => '1.54663s',
          'rootdistance' => '0.00000s',
          'stability' => '0.000ppm',
          'stratum' => '16',
          'systemflags' => 'authmonitorntpkernelstats',
          'systempeer' => 'localhost',
          'systempeermode' => 'unspec'
        };
[download]