bpo-36797: Prune more legacy distutils documentation (GH-13092)
Removes more legacy distutils documentation, and more clearly
marks what is left as potentially outdated, with references to
setuptools as a replacement.
diff --git a/Doc/distutils/setupscript.rst b/Doc/distutils/setupscript.rst
index 1f99f62..4386a60 100644
--- a/Doc/distutils/setupscript.rst
+++ b/Doc/distutils/setupscript.rst
@@ -4,6 +4,8 @@
Writing the Setup Script
************************
+.. include:: ./_setuptools_disclaimer.rst
+
The setup script is the centre of all activity in building, distributing, and
installing modules using the Distutils. The main purpose of the setup script is
to describe your module distribution to the Distutils, so that the various