On python-dev Thomas Heller said these were committed

by mistake in rev 46693, so reverting this part of
rev 46693.

Doc/lib/lib.tex

@@ -245,6 +245,7 @@ and how to embed it in other applications.
 \input{libplatform}
 \input{liberrno}
 \input{libctypes}
+\input{libctypesref}
 
 \input{libsomeos}               % Optional Operating System Services
 \input{libselect}