Problem installing psyco on Snow Leopard

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Fresh install of SL and py26 Installing py26-psyco:

---> Building py26-psyco Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_python_py26-psyco/work/psyco-1.6" && /opt/local/Library/Frameworks/Python.framework/Versions/2.6/bin/python2.6 setup.py --no-user-cfg build " returned error 1 Command output: c/dispatcher.c:131: warning: comparison is always false due to limited range of data type c/dispatcher.c: In function 'fz_compress': c/dispatcher.c:233: warning: cast from pointer to integer of different size c/dispatcher.c:239: warning: cast to pointer from integer of different size In file included from c/initialize.h:48,

from c/psyco.c:14:

c/psyfunc.c: In function 'psycofunction_call': c/psyfunc.c:801: warning: passing argument 2 of 'PyDict_Next' from incompatible pointer type In file included from c/initialize.h:49,

from c/psyco.c:14:

c/stats.c: In function 'psyco_stats_reset': c/stats.c:260: warning: passing argument 2 of 'PyDict_Next' from incompatible pointer type c/stats.c: In function 'psyco_stats_dump': c/stats.c:298: warning: passing argument 2 of 'PyDict_Next' from incompatible pointer type c/stats.c: In function 'psyco_stats_top': c/stats.c:326: warning: passing argument 2 of 'PyDict_Next' from incompatible pointer type In file included from c/initialize.h:53,

from c/psyco.c:14:

c/codemanager.c: In function 'psyco_shrink_code_buffer': c/codemanager.c:235: warning: format '%d' expects type 'int', but argument 3 has type 'long int' In file included from c/initialize.h:60,

from c/psyco.c:14:

c/Objects/pobject.c: In function 'getdictoffset': c/Objects/pobject.c:257: error: 'SIZE_OF_LONG_BITS' undeclared (first use in this function) c/Objects/pobject.c:257: error: (Each undeclared identifier is reported only once c/Objects/pobject.c:257: error: for each function it appears in.) In file included from c/initialize.h:61,

from c/psyco.c:14:

c/Objects/pabstract.c:723:3: error: #error "omitted code from Python 2.3 here" error: command '/usr/bin/gcc-4.2' failed with exit status 1

Error: Status 1 encountered during processing.