Build
-----
+- Building on darwin now includes /opt/local/include and /opt/local/lib for
+ building extension modules. This is so as to include software installed as
+ a DarwinPorts port <http://darwinports.opendarwin.org/>
+
- pyport.h now defines a Py_IS_NAN macro. It works as-is when the
platform C computes true for ``x != x`` if and only if X is a NaN.
Other platforms can override the default definition with a platform-