(* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. *)
(* This file is part of GNU Modula-2.

GNU Modula-2 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, or (at your option) any later
version.

GNU Modula-2 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 gm2; see the file COPYING.  If not, write to the Free Software
Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *)
MODULE indirect ;

FROM SYSTEM IMPORT ADDRESS ;

TYPE
   MYBYTE = [0..255] ;
   ptr = POINTER TO ADDRESS ;

VAR
   f: ARRAY [0..255] OF ptr ;

PROCEDURE first (p: ptr) ;
VAR
   t: ptr ;
   i: CARDINAL ;
BEGIN
   t := f[i]^ ;
   IF p^ = NIL
   THEN
      HALT
   END
END first ;


VAR
   q: ptr ;
BEGIN
   first(q)
END indirect.