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+/* Copyright (C) 1994 Free Software Foundation, Inc.
+   Ported to standalone by Joel Sherrill jsherril@redstone-emh2.army.mil,
+     On-Line Applications Research Corporation.
+ 
+This file is part of the GNU C Library.
+ 
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+ 
+The GNU C Library 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
+Library General Public License for more details.
+ 
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+/*
+ *  This is the file descriptor used by the no OS implementation
+ *  of __open, __read, __write, and __close.
+ */
+
+#ifndef __FILEDESC_h
+#define __FILEDESC_h
+
+#include <stdio_lim.h>
+
+#ifndef __DECLARE_FILE_DESCRIPTORS__
+#define FILEDESC_EXTERN extern
+#else
+#define FILEDESC_EXTERN 
+#endif
+
+typedef struct {
+  int  in_use;         /* 1 if in use, 0 otherwise */
+  int  flags;          /* Flags from open */
+}   __no_os_file_descriptor;
+
+#define __FD_Is_valid( _fd ) \
+  ( (_fd) >= 0 && (_fd) < FOPEN_MAX )
+
+FILEDESC_EXTERN __no_os_file_descriptor __FD_Table[ FOPEN_MAX ];
+
+#endif