08time test fails

Here's the relevant error:

```
t/08time.............
#   Failed test 'time_to_generalizedTime('-33358996800') should yield 09121123120000Z'
#   in t/08time.t at line 44.
#          got: '19011213204552Z'
#     expected: '09121123120000Z'
# Looks like you failed 1 test of 40.
dubious
        Test returned status 1 (wstat 256, 0x100)
DIED. FAILED test 22
```

This is on a RHEL 5 server
