(Most of) SF patch 601369 (Christos Georgiou): obmalloc,structmodule: 64bit, big endian (issue 2 only).
(Most of) SF patch 601369 (Christos Georgiou): obmalloc,structmodule:
64bit, big endian (issue 2 only).

This adds a bunch of memcpy calls via a temporary variable to avoid
alignment errors.  That's needed for some platforms.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator