John Hunter <jdh2358@...> writes: > ld: in /Developer/SDKs/MacOSX10.4u.sdk/usr/local/lib/libgcc_s.1.dylib, > missing required architecture ppc in file for architecture ppc > collect2: ld returned 1 exit status Just a guess: Apple's Python is configured to compile everything as universal, but you have installed a non-universal gcc in /usr/local, perhaps as a result of installing some version of gfortran. -- Jouni