/* from Henry Spencer's stringlib */

#include <stddef.h>
#include <string.h>

/*
 * memcmp - compare bytes
 */

int				/* <0, == 0, >0 */
memcmp(s1, s2, size)
const void * s1;
const void * s2;
size_t size;
{
	register const char *scan1;
	register const char *scan2;
	register size_t n;

	scan1 = s1;
	scan2 = s2;
	for (n = size; n > 0; n--)
		if (*scan1 == *scan2) {
			scan1++;
			scan2++;
		} else
			return(*scan1 - *scan2);

	return(0);
}