'Any L{IOError} raised by C{readlink} on a POSIX platform passed to the
caller of L{FilesystemLock.lock}.
On POSIX, unlike on Windows, these are unexpected errors which cannot
be handled by L{FilesystemLock}.'

def test_readlinkErrorPOSIX(self):

    self._readlinkErrorTest(IOError, errno.ENOSYS)
    self._readlinkErrorTest(IOError, errno.EACCES)
