Причем на Linux SuSE тоже самое
Number of tests : 443
Tests skipped : 228 (51.5%)
Tests failed : 12 ( 2.7%)
Tests passed : 203 (45.8%)
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Time taken : 22 seconds
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FAILED TEST SUMMARY
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session object deserialization [ext/session/tests/003.phpt]
session_set_save_handler test [ext/session/tests/004.phpt]
custom save handler, multiple session_start()s, complex data structure test. [ext/session/tests/005.phpt]
bug compatibility: global is used albeit register_globals=0 [ext/session/tests/008-php4.2.3.phpt]
unset($_SESSION["name"]); should work with register_globals=off [ext/session/tests/009.phpt]
redefining SID should not cause warnings [ext/session/tests/013.phpt]
a script should not be able to modify session.use_trans_sid [ext/session/tests/014.phpt]
use_trans_sid should not affect SID [ext/session/tests/015.phpt]
rewriter correctly handles attribute names which contain dashes [ext/session/tests/018.phpt]
rewriter uses arg_seperator.output for modifying URLs [ext/session/tests/020.phpt]
rewriter handles form and fieldset tags correctly [ext/session/tests/021.phpt]
Bug #21131: fopen($filename, "a+") has broken position [ext/standard/tests/file/bug21131.phpt]
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