Merge #11901: post-commit review fixes per Georg Brandl

diff --cc Doc/library/sys.rst
index a34c4977c92e1313075198832270378ce92d3cc7,006905262b120d52ca7a3773f2bca1d1c15453d0..2bcf95847c83ccba0ddde121124d3207df3e0b73
--- 1/Doc/library/sys.rst
--- 2/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@@ -540,13 -549,13 +540,13 @@@ always available
  
     This is called ``hexversion`` since it only really looks meaningful when viewed
     as the result of passing it to the built-in :func:`hex` function.  The
 -   struct sequence  :data:`sys.version_info` may be used for a more human-friendly
 -   encoding of the same information.
 +   :term:`struct sequence`  :data:`sys.version_info` may be used for a more
 +   human-friendly encoding of the same information.
  
-    The ``hexversion`` is a 32-bit number with the following layout
+    The ``hexversion`` is a 32-bit number with the following layout:
  
     +-------------------------+------------------------------------------------+
-    | bits (big endian order) | meaning                                        |
+    | Bits (big endian order) | Meaning                                        |
     +=========================+================================================+
     | :const:`1-8`            |  ``PY_MAJOR_VERSION``  (the ``2`` in           |
     |                         |  ``2.1.0a3``)                                  |
@@@ -569,11 -578,11 +569,11 @@@
  
  .. data:: int_info
  
 -   A struct sequence that holds information about Python's
 -   internal representation of integers.  The attributes are read only.
 +   A :term:`struct sequence` that holds information about Python's internal
 +   representation of integers.  The attributes are read only.
  
     +-------------------------+----------------------------------------------+
-    | attribute               | explanation                                  |
+    | Attribute               | Explanation                                  |
     +=========================+==============================================+
     | :const:`bits_per_digit` | number of bits held in each digit.  Python   |
     |                         | integers are stored internally in base       |