1/* Public domain. */
 2
 3#include "byte.h"
 4
 5void byte_copy(to,n,from)
 6register char *to;
 7register unsigned int n;
 8register char *from;
 9{
10  for (;;) {
11    if (!n) return; *to++ = *from++; --n;
12    if (!n) return; *to++ = *from++; --n;
13    if (!n) return; *to++ = *from++; --n;
14    if (!n) return; *to++ = *from++; --n;
15  }
16}