make it more robust
[unix-history] / usr / src / old / libndbm / dbm.h
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* @(#)dbm.h 5.1 (Berkeley) %G%
*/
#ifndef NULL
/*
* this is lunacy, we no longer use it (and never should have
* unconditionally defined it), but, this whole file is for
* backwards compatability - someone may rely on this.
*/
#define NULL ((char *) 0)
#endif
#include <ndbm.h>
datum fetch();
datum firstkey();
datum nextkey();
#if 0
datum makdatum();
datum firsthash();
long calchash();
long hashinc();
#endif