text: /*-
   * Copyright (c) 1988, 1993
   *	The Regents of the University of California.  All rights reserved.
   *
   * %sccs.include.redist.c%
   *
   *	@(#)general.h	8.1 (Berkeley) 06/06/93
   */
  
  /*
   * Some general definitions.
   */
  
  #define	numberof(x)	(sizeof x/sizeof x[0])
  #define	highestof(x)	(numberof(x)-1)
  
  #if	defined(unix)
  #define	ClearElement(x)		bzero((char *)&x, sizeof x)
  #define	ClearArray(x)		bzero((char *)x, sizeof x)
  #else	/* defined(unix) */
  #define	ClearElement(x)		memset((char *)&x, 0, sizeof x)
  #define	ClearArray(x)		memset((char *)x, 0, sizeof x)
  #endif	/* defined(unix) */
  
  #if	defined(unix)		/* Define BSD equivalent mem* functions */
  #define	memcpy(dest,src,n)	bcopy(src,dest,n)
  #define	memmove(dest,src,n)	bcopy(src,dest,n)
  #define	memset(s,c,n)		if (c == 0) { \
  				    bzero(s,n); \
  				} else { \
  				    register char *src = s; \
  				    register int count = n; \
  					\
  				    while (count--) { \
  					*src++ = c; \
  				    } \
  				}
  #define	memcmp(s1,s2,n)		bcmp(s1,s2,n)
  #endif	/* defined(unix) */
  