Patch by Michael Goderbauer.

a random deadlock when fork() is called in a multithreaded process in debug
mode, and make PyOS_AfterFork() more robust.

a random deadlock when fork() is called in a multithreaded process in debug
mode, and make PyOS_AfterFork() more robust.

Closes #13402.

Closes #13402.

Change the coding declaration from ISO-8859-1 to iso-8859-1. Emacs
doesn't understand the former.

Fedora buildbot.

People searcing for the way to get a "service pack" will never find that we
provide it here, and people that find this function won't know what CSD is
until they run the function. On top of this, they won't know what the value
means unless they really have a service pack installed.

CSD, or Customer Service Diagnostics, is apparently no longer used, and was
rarely used term at that. Most references to it online are from
universities making Windows 2000 and XP service packs available to students.

Closes #13676.

Closes #13676.

- Issue #13506: Add '' to path for IDLE Shell when started and restarted with Restart Shell.
  Original patches by Marco Scataglini and Roger Serwy.
Merge 3.2 #13506 Add '' to path for interactive interpreter by adding with_cwd
parameter to PyShell.PyShell.transfer_path() and changing elsewhere as needed.
Original patches by Marco Scataglini and Roger Serwy.