not source directory.

Patch by Richard Oudkerk (sbt).

  tools (dpkg-dev) installed.

  tools (dpkg-dev) installed.

Also add tests in the OS X installer build to ensure that the desired
dynamic linking with an optional newer Tcl/Tk in /Library actually
happens.

  from GCC for native builds

  for host compiler.

set cross_compiling = False for now.

  global host_platform instead.

Distutils2 will live on on PyPI and be included in the stdlib when it
is ready.  See discussion starting at
http://mail.python.org/pipermail/python-dev/2012-June/120430.html

    1. on OS X, there is no separate /usr/lib/libcursesw nor libpanelw
    2. _XOPEN_SOURCE_EXTENDED must be enabled for _curses build

Issue #14693: Under non-Windows platforms, hashlib's fallback modules are always compiled, even if OpenSSL is present at build time.

_multiprocessing.win32 modules now live in a single module "_winapi".
Patch by sbt.

up the decimal module. Performance gains of the new C implementation are
between 12x and 80x, depending on the application.

time.ctime(), gmtime(), time.localtime(), datetime.date.fromtimestamp(),
datetime.datetime.fromtimestamp() and datetime.datetime.utcfromtimestamp() now
raises an OverflowError, instead of a ValueError, if the timestamp does not fit
in time_t.

datetime.datetime.fromtimestamp() and datetime.datetime.utcfromtimestamp() now
round microseconds towards zero instead of rounding to nearest with ties going
away from zero.

  and lifetime issues of dynamically allocated Py_buffer members (#9990)
  as well as crashes (#8305, #7433). Many new features have been added
  (See whatsnew/3.3), and the documentation has been updated extensively.
  The ndarray test object from _testbuffer.c implements all aspects of
  PEP-3118, so further development towards the complete implementation
  of the PEP can proceed in a test-driven manner.

  Thanks to Nick Coghlan, Antoine Pitrou and Pauli Virtanen for review
  and many ideas.

- Issue #12834: Fix incorrect results of memoryview.tobytes() for
  non-contiguous arrays.

- Issue #5231: Introduce memoryview.cast() method that allows changing
  format and shape without making a copy of the underlying memory.