dw:psycopg2-2.0.12 dan$ sudo python2.6 setup.py install
running install
running build
running build_py
running build_ext
building 'psycopg2._psycopg' extension
creating build/temp.macosx-10.3-fat-2.6
creating build/temp.macosx-10.3-fat-2.6/psycopg
gcc-4.0 -arch ppc -arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk -fno-strict-aliasing -fno-common -dynamic -DNDEBUG -g -O3 -DPSYCOPG_DEFAULT_PYDATETIME=1 -DPSYCOPG_VERSION="2.0.12 (dt dec ext pq3)" -DPG_VERSION_HEX=0x080400 -DPSYCOPG_EXTENSIONS=1 -DPSYCOPG_NEW_BOOLEAN=1 -DHAVE_PQFREEMEM=1 -DHAVE_PQPROTOCOL3=1 -I/Library/Frameworks/Python.framework/Versions/2.6/include/python2.6 -I. -I/usr/local/pgsql/include -I/usr/local/pgsql/include/server -c psycopg/psycopgmodule.c -o build/temp.macosx-10.3-fat-2.6/psycopg/psycopgmodule.o
In file included from /Library/Frameworks/Python.framework/Versions/2.6/include/python2.6/unicodeobject.h:4,
                 from /Library/Frameworks/Python.framework/Versions/2.6/include/python2.6/Python.h:85,
                 from psycopg/psycopgmodule.c:23:
/Developer/SDKs/MacOSX10.4u.sdk/usr/include/stdarg.h:4:25: error: stdarg.h: No such file or directory
In file included from /Library/Frameworks/Python.framework/Versions/2.6/include/python2.6/unicodeobject.h:4,
                 from /Library/Frameworks/Python.framework/Versions/2.6/include/python2.6/Python.h:85,
                 from psycopg/psycopgmodule.c:23:
/Developer/SDKs/MacOSX10.4u.sdk/usr/include/stdarg.h:4:25: error: stdarg.h: No such file or directory
lipo: can't figure out the architecture type of: /var/tmp//cc8GfRqg.out
error: command 'gcc-4.0' failed with exit status 1