Remove __pycache__ directories correctly on OpenBSD

Closes #13326.

diff --cc Makefile.pre.in
Simple merge

diff --cc Misc/NEWS
index 43cffbafafafa023b4101fe3d35fc780f1d10663,de3d3f32cae441bdeae0d0df67e3fe936c19f1b2..47da8190e08ec9524935cf3ad18a882591159893
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -1445,39 -1085,10 +1445,41 @@@ Librar
  Build
  -----
  
++- Issue #13326: Clean __pycache__ directories correctly on OpenBSD.
++
 +- PEP 393: the configure option --with-wide-unicode is removed.
 +
 +- Issue #12852: Set _XOPEN_SOURCE to 700, instead of 600, to get POSIX 2008
 +  functions on OpenBSD (e.g. fdopendir).
 +
 +- Issue #11863: Remove support for legacy systems deprecated in Python 3.2
 +  (following PEP 11).  These systems are systems using Mach C Threads,
 +  SunOS lightweight processes, GNU pth threads and IRIX threads.
 +
 +- Issue #8746: Correct faulty configure checks so that os.chflags() and
 +  os.lchflags() are once again built on systems that support these
 +  functions (*BSD and OS X).  Also add new stat file flags for OS X
 +  (UF_HIDDEN and UF_COMPRESSED).
 +
 +- Issue #10645: Installing Python does no longer create a
 +  Python-X.Y.Z-pyX.Y.egg-info file in the lib-dynload directory.
 +
 +- Do not accidentally include the directory containing sqlite.h twice when
 +  building sqlite3.
 +
 +- Issue #11217: For 64-bit/32-bit Mac OS X universal framework builds,
 +  ensure "make install" creates symlinks in --prefix bin for the "-32"
 +  files in the framework bin directory like the installer does.
 +
 +- Issue #11347: Use --no-as-needed when linking libpython3.so.
 +
  - Issue #11411: Fix 'make DESTDIR=' with a relative destination.
  
 -- Issue #11268: Prevent Mac OS X Installer failure if Documentation package had
 -  previously been installed.
 +- Issue #11268: Prevent Mac OS X Installer failure if Documentation
 +  package had previously been installed.
 +
 +- Issue #11495: OSF support is eliminated. It was deprecated in Python 3.2.
 +
  
  IDLE
  ----