/* Copyright (c) 1987 Hemmer Frederic - All rights reserved    */

static char copyright [] =
  "Copyright (c) 1987 Hemmer Frederic - All rights reserved";

/* Note: these functions are usually implemented in assembler for efficiency */
/*       Since this was written for Unix 4.2 BSD compatibility, I decided to */
/* 	 write it in C for portability, as it could be used on other systems */

static int i;

int bcopy(b1, b2, length)
char *b1, *b2;
int length;
{ 	for (i=0;i<length;i++)
		*(b2+i) = *(b1+i);
}

int bcmp(b1, b2, length)
char *b1, *b2;
int length;
{ 	int res;
 	for (i=0;i<length;i++)
		res += res + (*b1+i) - (*b2+i);
	return(res);
}

int bzero(b, length)
char *b;
int length;
{ 	for (i=0;i<length;i++)
	  	*(b+i) = 0;
}