/*******************************************************************************  Copyright (C) 1998-2001  Ljubomir Milanovic & Horst Wagner**  This file is part of the g2 library****  This library is free software; you can redistribute it and/or**  modify it under the terms of the GNU Lesser General Public**  License as published by the Free Software Foundation; either**  version 2.1 of the License, or (at your option) any later version.****  This 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**  Lesser General Public License for more details.****  You should have received a copy of the GNU Lesser General Public**  License along with this library; if not, write to the Free Software**  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA******************************************************************************/#ifndef _G2_VIRTUAL_DEVICE_H#define _G2_VIRTUAL_DEVICE_Htypedef struct _g2_virtual_device {    int  N;		             /* number of attached devices */    int  *dix;			     /* index of attached devices */} g2_virtual_device;g2_virtual_device *g2_create_virtual_device();void g2_destroy_virtual_device(g2_virtual_device *vd);int g2_is_attached(int vd, int dev);#endif /* _G2_VIRTUAL_DEVICE_H */