platforms that don't have it.

platforms that don't have it.

Closes #15367: Corrected computation of include locations for source builds on Windows. Thanks to Richard Oudkerk for the bug report and patch.

Closes #15366: Corrected computation of include location for source builds. Thanks to Richard Oudkerk for the bug report and patch.

- Loosen up test as Fedora has implicit xattrs
- Actually test the destination for xattrs

Should make Fedora buildbot green again.

to avoid failing due to the select() file descriptor limit.

to avoid failing due to the select() file descriptor limit.

- fix test_distutils and test_sysconfig test failures by
  aligning sysconfig and distutils.sysconfig tailoring of
  configure variables (as in 2.7)

Patch by Aaron (hac.man).

from previous checkin.

new parameters in os and shutil functions.  Patch by Serhiy Storchaka.

Update the pkgutil porting section in What's New. This should cause significantly fewer problems after today's updates

Note why we can't write an automated test for the code path that brings up the REPL for a bare 'python' call

Take the first step in resolving the messy pkgutil vs importlib edge cases by basing pkgutil explicitly on importlib, deprecating its internal import emulation and setting __main__.__loader__ correctly so that runpy still works (Affects #15343, #15314, #15357)

Issue #9458: clarify the documentation of ElementTree.write with regards to the type of the stream expected for a given encoding

Close #1767933: Badly formed XML using etree and utf-16. Patch by Serhiy Storchaka, with some minor fixes by me

  the atexit module will be called in a deterministic order.

with it a vareity of bug fixes, both security and behavior.  See
http://www.libexpat.org/ for the list.

NOTE: I already backported the expat hash randomization fix in March.

Fixes issue #14340.