can be read by the C implementation. I don't really understand this.
used that. wrap_strftime(): Removed the most irritating uses of buf. TestDate.test_ordinal_conversions(): The C implementation is fast enough that we can afford to check the endpoints of every year. Also added tm_yday tests at the endpoints.
still needed to test the Python implementatino.
to others to argue about how to build it on other platforms (on Windows it's in its own DLL).