Cython errors building from git on Mac OS X

I'm having trouble building lxml from a git clone on Mac OS X 10.6
with python.org python 2.7 or my own compiled python 2.6. Any idea
what might be causing the errors below?

Thanks in advance,

Laurence

$ python2.7 setup.py build
Building lxml version 2.4.dev.
Building with Cython 0.15.1.
Using build configuration of libxslt 1.1.24
Building against libxml2/libxslt in the following directory: /usr/local/lib
running build
running build_py
creating build/lib.macosx-10.6-intel-2.7
creating build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/__init__.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/_elementpath.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/builder.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/cssselect.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/doctestcompare.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/ElementInclude.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/pyclasslookup.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/sax.py -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/usedoctest.py -> build/lib.macosx-10.6-intel-2.7/lxml
creating build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/__init__.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/_dictmixin.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/_diffcommand.py ->
build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/_html5builder.py ->
build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/_setmixin.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/builder.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/clean.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/defs.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/diff.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/ElementSoup.py ->
build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/formfill.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/html5parser.py ->
build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/soupparser.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
copying src/lxml/html/usedoctest.py -> build/lib.macosx-10.6-intel-2.7/lxml/html
creating build/lib.macosx-10.6-intel-2.7/lxml/isoschematron
copying src/lxml/isoschematron/__init__.py ->
build/lib.macosx-10.6-intel-2.7/lxml/isoschematron
copying src/lxml/etreepublic.pxd -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/tree.pxd -> build/lib.macosx-10.6-intel-2.7/lxml
copying src/lxml/etree_defs.h -> build/lib.macosx-10.6-intel-2.7/lxml
creating build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources
creating build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/rng
copying src/lxml/isoschematron/resources/rng/iso-schematron.rng ->
build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/rng
creating build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl
copying src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl ->
build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl
copying src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl ->
build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl
creating build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_abstract_expand.xsl
-> build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_dsdl_include.xsl
-> build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_message.xsl
-> build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_skeleton_for_xslt1.xsl
-> build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_svrl_for_xslt1.xsl
-> build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt
-> build/lib.macosx-10.6-intel-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
running build_ext
cythoning src/lxml/lxml.etree.pyx to src/lxml/lxml.etree.c

Error compiling Cython file:
------------------------------------------------------------
...
    cdef _Element _node
    cdef _node_to_node_function _next_element
    cdef _MultiTagMatcher _matcher

    @cython.final
    cdef _initTagMatcher(self, tags):
        ^
------------------------------------------------------------

src/lxml/lxml.etree.pyx:2501:9: The final compiler directive is not
allowed in function scope

Error compiling Cython file:
------------------------------------------------------------
...

    def __iter__(self):
        return self

    @cython.final
    cdef int _storeNext(self, _Element node) except -1:
        ^
------------------------------------------------------------

src/lxml/lxml.etree.pyx:2508:9: The final compiler directive is not
allowed in function scope

Error compiling Cython file:
------------------------------------------------------------
...
    ]

cimport cython

cimport tree, python, config
from tree cimport xmlDoc, xmlNode, xmlAttr, xmlNs, _isElement, _getNs
^
------------------------------------------------------------

src/lxml/lxml.etree.pyx:43:0: 'xmlDoc.pxd' not found

Error compiling Cython file:
------------------------------------------------------------
...
    ]

# snipped hundreds of similar errors.
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