/* $Id$ $Revision$ */
/* vim:set shiftwidth=4 ts=8: */

/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: See CVS logs. Details at http://www.graphviz.org/
 *************************************************************************/

#include	"vmhdr.h"

/*	Return the containing region of an allocated piece of memory.
**	Beware: this only works with Vmbest and Vmtrace.
**
**	Written by Kiem-Phong Vo, kpv@research.att.com, 01/16/94.
*/
#if __STD_C
Vmalloc_t *vmregion(reg Void_t * addr)
#else
Vmalloc_t *vmregion(addr)
reg Void_t *addr;
#endif
{
    return addr ? VM(BLOCK(addr)) : NIL(Vmalloc_t *);
}
