Remove things specific to the old Macintosh, and spell "Mac OS X" consistently.
diff --git a/Doc/tutorial/interpreter.rst b/Doc/tutorial/interpreter.rst
index c9ceaf6..0ac7ee1 100644
--- a/Doc/tutorial/interpreter.rst
+++ b/Doc/tutorial/interpreter.rst
@@ -157,9 +157,9 @@
(assuming that the interpreter is on the user's :envvar:`PATH`) at the beginning
of the script and giving the file an executable mode. The ``#!`` must be the
first two characters of the file. On some platforms, this first line must end
-with a Unix-style line ending (``'\n'``), not a Mac OS (``'\r'``) or Windows
-(``'\r\n'``) line ending. Note that the hash, or pound, character, ``'#'``, is
-used to start a comment in Python.
+with a Unix-style line ending (``'\n'``), not a Windows (``'\r\n'``) line
+ending. Note that the hash, or pound, character, ``'#'``, is used to start a
+comment in Python.
The script can be given an executable mode, or permission, using the
:program:`chmod` command::