Remove things specific to the old Macintosh, and spell "Mac OS X" consistently.
diff --git a/Doc/library/tkinter.rst b/Doc/library/tkinter.rst
index 2b1ab84..7695403 100644
--- a/Doc/library/tkinter.rst
+++ b/Doc/library/tkinter.rst
@@ -8,8 +8,8 @@
The :mod:`Tkinter` module ("Tk interface") is the standard Python interface to
the Tk GUI toolkit. Both Tk and :mod:`Tkinter` are available on most Unix
-platforms, as well as on Windows and Macintosh systems. (Tk itself is not part
-of Python; it is maintained at ActiveState.)
+platforms, as well as on Windows systems. (Tk itself is not part of Python; it
+is maintained at ActiveState.)
.. note::