Added GNU GPL disclaimer

Added yylex() declaration to please compiler

src/lexer.h

@@ -2,16 +2,31 @@
  *  File:             lexer.h
  *  Project Main:     boxes.c
  *  Date created:     July 01, 1999 (Thursday, 13:43h)
- *  Author:           Thomas Jensen
+ *  Author:           Copyright (C) 1999 Thomas Jensen
  *                    tsjensen@stud.informatik.uni-erlangen.de
- *  Version:          $Id$
+ *  Version:          $Id: lexer.h,v 1.2 1999/07/03 16:12:19 tsjensen Exp tsjensen $
  *  Language:         ANSI C
  *  Purpose:          Export symbols used by the parser files only
- *  Remarks:          ---
+ *
+ *  Remarks: o 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.
+ *           o 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.
+ *           o 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
  *
  *  Revision History:
  *
  *    $Log: lexer.h,v $
+ *    Revision 1.2  1999/07/03 16:12:19  tsjensen
+ *    Renamed file from parser.h to lexer.h
+ *
  *    Revision 1.1  1999/07/02 11:47:11  tsjensen
  *    Initial revision
  *
@@ -22,6 +37,8 @@
 #define LEXER_H
 
 
+int yylex();                             /* defined in lex.yy.c */
+
 void begin_speedmode();
 
 extern int speeding;