the buildbot "AMD64 W2k8 trunk" systematically fails with the messages:

======================================================================
FAIL: test_specialtypes (test.test_sys.SizeofTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"S:\buildbots\python.x64\trunk.nelson-win64\build\lib\test\test_sys.py",
line 534, in test_specialtypes
    self.check_sizeof({}, h + 3*l + 3*p + 8*(l + 2*p))
  File
"S:\buildbots\python.x64\trunk.nelson-win64\build\lib\test\test_sys.py",
line 431, in check_sizeof
    self.assertEqual(result, size, msg + str(size))
AssertionError: wrong size for <type 'dict'>: got 272, expected 224

======================================================================
FAIL: test_standardtypes (test.test_sys.SizeofTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"S:\buildbots\python.x64\trunk.nelson-win64\build\lib\test\test_sys.py",
line 455, in test_standardtypes
    self.check_sizeof(True, h + l)
  File
"S:\buildbots\python.x64\trunk.nelson-win64\build\lib\test\test_sys.py",
line 431, in check_sizeof
    self.assertEqual(result, size, msg + str(size))
AssertionError: wrong size for <type 'bool'>: got 40, expected 32

It seems that this platform is special: sizeof(long)==4 and
sizeof(size_t)==8