Original work by: wen
- Add IPV6 option [1] PR: 69950 [1] Submitted by: Marcus Grando <marcus@corp.grupos.com.br> [1]
- Provide USE_PYTHON_BUILD and USE_PYTHON_RUN to allow explicit dependencies. [1] - Provide PYDISTUTILS_CONFIGUREARGS and run ${PYSETUP} config on 'do-configure' targets. [2] Reviewed by: eik [1] Submitted by: Mike Brown <mike@skew.org>