The ctypes test failed since the _ctypes module did not compile for 32-
bit Python 2.6a2 on Solaris 10 (Opteron) built with the SUN C compiler.

...
cc -KPIC -xtarget=native -DNDEBUG -xO5 -I. -I/.../tools/Python-
2.6a2/./Include -Ibuild/temp.solaris-2.10-i86pc-2.6/libffi/include -
Ibuild/temp.solaris-2.10-i86pc-2.6/libffi -I/.../tools/Python-
2.6a2/Modules/_ctypes/libffi/src -I. -IInclude -I./Include -
I/.../tools/Python-2.6a2/Include -I/.../tools/Python-2.6a2 -c 
.../tools/Python-2.6a2/Modules/_ctypes/_ctypes.c -o build/temp.solaris-
2.10-i86pc-2.6/.../tools/Python-2.6a2/Modules/_ctypes/_ctypes.o
"build/temp.solaris-2.10-i86pc-2.6/libffi/include/ffitarget.h", line 67: 
undefined symbol: FFI_DEFAULT_ABI
"build/temp.solaris-2.10-i86pc-2.6/libffi/include/ffitarget.h", line 68: 
non-constant enumerator value
"build/temp.solaris-2.10-i86pc-2.6/libffi/include/ffi.h", line 255: 
syntax error before or at: __attribute__
"build/temp.solaris-2.10-i86pc-2.6/libffi/include/ffi.h", line 255: 
warning: old-style declaration or incorrect type for: __attribute__
"build/temp.solaris-2.10-i86pc-2.6/libffi/include/ffi.h", line 255: 
warning: syntax error:  empty declaration
".../tools/Python-2.6a2/Modules/_ctypes/_ctypes.c", line 155: cannot 
recover from previous errors
cc: acomp failed for /.../tools/Python-2.6a2/Modules/_ctypes/_ctypes.c
...