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diff --git a/lisp/ns-grabenv.el b/lisp/ns-grabenv.el
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-;;; ns-grabenv.el --- functions to set environment variables by running a subshell
-
-;; Copyright (C) 1993, 1994, 2005, 2006, 2008 Free Software Foundation, Inc.
-
-;; Author: Carl Edman, Christian Limpach, Scott Bender, Christophe de Dinechin, Adrian Robert
-;; Keywords: terminals
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs is free software: you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
-
-
-;;; Idea based on NS 4.2 distribution, this version of code based on
-;;; mac-read-environment-vars-from-shell () by David Reitter in Aquamacs dist..
-
-
-;; utility function
-(defun ns-make-command-string (cmdlist)
-  (let ((str "")
-       (cmds cmdlist))
-    (while cmds
-      (if (not (eq str "")) (setq str (format "%s ; " str)))
-      (setq str (format "%s%s" str (car cmds)))
-      (setq cmds (cdr cmds)))
-    str))
-
-
-;;;###autoload
-(defun ns-grabenv (&optional shell-path &optional startup)
-  "Run a shell subprocess, and interpret its output as a series of environment\n\
-variables to insert into the emacs environment.  The first optional argument\n\
-gives the path to the shell (defaults to the current setting of\n\
-shell-file-name).  The remaining arguments are interpreted as a list of\n\
-commands for it to execute (defaults to \"printenv\")."
-  (interactive)
-  (with-temp-buffer
-    (let ((shell-file-name (if shell-path shell-path shell-file-name))
-         (cmd (ns-make-command-string (if startup startup '("printenv")))))
-      (shell-command cmd t)
-      (while (search-forward-regexp "^\\([A-Za-z_0-9]+\\)=\\(.*\\)$" nil t)
-       (setenv (match-string 1)
-               (if (equal (match-string 1) "PATH")
-                   (concat (getenv "PATH") ":" (match-string 2))
-                 (match-string 2)))))))
-
-(provide 'ns-grabenv)
-
-;; arch-tag: e65e1dd8-1566-460c-ad66-07948588be56
-;;; ns-grabenv.el ends here