diff --git a/src/gnuwin32/fileio.c b/src/gnuwin32/fileio.c
deleted file mode 100644
index c8fac3b44ca..00000000000
--- a/src/gnuwin32/fileio.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- *  R : A Computer Langage for Statistical Data Analysis
- *  Copyright (C) 1995  Robert Gentleman and Ross Ihaka
- *  Copyright (C) 1998, 1999  Guido Masarotto and Brian Ripley
- *
- *  This program 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 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program 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 this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifdef HAVE_CONFIG_H
-#include <Rconfig.h>
-#endif
-
-#include <stdio.h>
-#include "Defn.h"
-#include "Fileio.h"
-
-/*
- *
- * R versions of the standard C file operations
- *
- */
-
-FILE *R_fopen(const char *filename, const char *mode)
-{
-    if (!filename)
-	return NULL;
-    return (fopen(filename, mode));
-}