This was done in r80805 (#7908) and erroneously brought back by the
distutils revert.  This commit removes more code than the original,
which was uncomplete.  There is no NEWS entry, like in r80805.

during the build from setup.py.

handler to parse the Makefile file. Avoid a UnicodeDecodeError if the source
code directory name contains a non-ASCII character and the locale encoding is
ASCII.

with and without --enable-shared on Ubuntu 10.10.  Hopefully this finally
solves bug 10126.  Will check 3.1 next.

Fixes bug #10126 for Python 3.2 by using $RUNSHARED to find the
directory to the shared library.  test_distutils now passes when
Python was built with --enable-shared (Barry didn’t have the error
but I did).

* Expose the build flags to Python as sys.abiflags
* Shared library libpythonX.Y<abiflags>.so
* python-config --abiflags
* Make two distutils tests that failed with --enable-shared (even before this
  patch) succeed.
* Fix a few small style issues.

Try to fix buildbot error in other way.