/* Duplicate an open file descriptor to a specified file descriptor.
- Copyright 1999 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2004 Free Software Foundation, Inc.
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
#endif
#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
#if HAVE_FCNTL_H
# include <fcntl.h>