When running the autoconf configure script, it will likely fail to identify the host type using its config.guess info. The error message it will produce is the following:
configure: error: can not guess host type; you must specify oneTo get past this error, run the script with the host argument:
./configure -host powerpc-apple-bsdThis should allow the configuration script to complete, and when cc (the one that Apple ships, based on gcc) runs, it should compile.
Mac OS X Hints
http://hints.macworld.com/article.php?story=2001041322081284