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/*
* Copyright (c) 1998 Sendmail, Inc. All rights reserved.
* Copyright (c) 1995-1997 Eric P. Allman. All rights reserved.
* Copyright (c) 1988, 1993
* The Regents of the University of California. All rights reserved.
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the sendmail distribution.
*
*
* @(#)useful.h 8.12 (Berkeley) 5/19/98
*/
# include <sys/types.h>
/* support for bool type */
typedef int bool;
#ifndef TRUE
# define TRUE 1
# define FALSE 0
#endif
# ifndef NULL
# define NULL 0
# endif /* NULL */
/* bit hacking */
# define bitset(bit, word) (((word) & (bit)) != 0)
/* some simple functions */
# ifndef max
# define max(a, b) ((a) > (b) ? (a) : (b))
# define min(a, b) ((a) < (b) ? (a) : (b))
# endif
/* assertions */
# ifndef NASSERT
# define ASSERT(expr, msg, parm)\
if (!(expr))\
{\
fprintf(stderr, "assertion botch: %s:%d: ", __FILE__, __LINE__);\
fprintf(stderr, msg, parm);\
}
# else /* NASSERT */
# define ASSERT(expr, msg, parm)
# endif /* NASSERT */
/* sccs id's */
# ifndef lint
# ifdef __STDC__
# define SCCSID(arg) static char SccsId[] = #arg;
# else
# define SCCSID(arg) static char SccsId[] = "arg";
# endif
# else
# define SCCSID(arg)
# endif
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