1 /* 2 * Copyright (c) 1983 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 * 17 * @(#)dbm.h 5.3 (Berkeley) 07/25/89 18 */ 19 20 #ifndef NULL 21 /* 22 * this is lunacy, we no longer use it (and never should have 23 * unconditionally defined it), but, this whole file is for 24 * backwards compatability - someone may rely on this. 25 */ 26 #define NULL ((char *) 0) 27 #endif 28 29 /* 30 * Pre-define the page block size to be the old dbm size. 31 */ 32 33 #define PBLKSIZ 1024 34 35 #include <ndbm.h> 36 37 datum fetch(); 38 datum firstkey(); 39 datum nextkey(); 40