1/* Public domain. */
 2
 3#include "byte.h"
 4
 5void byte_zero(s,n)
 6register char *s;
 7register unsigned int n;
 8{
 9  for (;;) {
10    if (!n) return; *s++ = 0; --n;
11    if (!n) return; *s++ = 0; --n;
12    if (!n) return; *s++ = 0; --n;
13    if (!n) return; *s++ = 0; --n;
14  }
15}