tex-latin1.el in XEmacs 20.4

In XEmacs 20.4 we had a file named packages/tex-latin1.el. I can't seem to find that in the 21.x core lisp or the SUMO. Is this intentional or did we lose it? ;; gm-lingo.el ;; Translate to ISO from/to net/TeX conventions ... ;; Copyright 1993 Michael Gschwind (mike(a)vlsivie.tuwien.ac.at) ;; Keywords: tex, iso, latin, 8bit ;; From: mike(a)vlsivie.tuwien.ac.at (Michael Gschwind) ;; Newsgroups: gnu.emacs.sources ;; Subject: tex sequence to ISO latin conversions (and back) ;; Date: 13 Oct 1993 12:12:35 GMT ;; Gunnar