exposing #defines in an extension module

[Campbell]

On 25 Sep 2001, Martin von Loewis wrote:

>For symbolic numeric values, it is common to expose them on the module
>level; recent Python versions add convenience functions for that. See
>termios.c for an example.

Sorry for all these useless posts, I just have to say thank you again,
this time to all the great people who made something so cool as that.

Thank you,

Campbell