Convert external links to internal links. Fixes #2010.
diff --git a/Doc/library/curses.rst b/Doc/library/curses.rst
index 836a775..7e5090a 100644
--- a/Doc/library/curses.rst
+++ b/Doc/library/curses.rst
@@ -48,9 +48,9 @@
       Convenience function to ensure proper terminal setup and resetting on
       application entry and exit.
 
-   `Curses Programming with Python <http://www.python.org/doc/howto/curses/curses.html>`_
+   :ref:`curses-howto`
       Tutorial material on using curses with Python, by Andrew Kuchling and Eric
-      Raymond, is available on the Python Web site.
+      Raymond.
 
    The :file:`Demo/curses/` directory in the Python source distribution contains
    some example programs using the curses bindings provided by this module.
diff --git a/Doc/library/re.rst b/Doc/library/re.rst
index dd22835..5fd3dd5 100644
--- a/Doc/library/re.rst
+++ b/Doc/library/re.rst
@@ -65,8 +65,7 @@
 above, or almost any textbook about compiler construction.
 
 A brief explanation of the format of regular expressions follows.  For further
-information and a gentler presentation, consult the Regular Expression HOWTO,
-accessible from http://www.python.org/doc/howto/.
+information and a gentler presentation, consult the :ref:`regex-howto`.
 
 Regular expressions can contain both special and ordinary characters. Most
 ordinary characters, like ``'A'``, ``'a'``, or ``'0'``, are the simplest regular