and the DOS error code in errno. Revert changes where
WindowsError catch blocks unnecessarily special-case OSError.

PY_FORMAT_SIZE_T appropriately.  Removes warnings on
OS X under gcc 4.0.1 when PY_FORMAT_SIZE_T is set to "" instead of "z" as is
needed.

stdout arguments, making it possible to redirect input and output
for remote debugging.

a couple of issues, notably handling of long file names using the
GNU LONGNAME extension.

Bug #1485447: subprocess: document that the "cwd" parameter isn't used to find the executable. Misc. other markup fixes.

longobject.c: also fix an ssize_t problem
  <a> could have been NULL, so hoist the size calc to not use <a>.

_ssl.c: under fail: self is DECREF'd, but it would have been NULL.

_elementtree.c: delete self if there was an error.

_csv.c: I'm not sure if lineterminator could have been anything other than
a string.  However, other string method calls are checked, so check this
one too.

shouldn't create a new flag when `name` is already the name of
an option flag.

is NULL, so there's no reason to do anything with it.  In the second case,
we know frame->f_exc_type is not NULL, so we can just do an INCREF.

free()ing the memory we allocate.