i32
ft_strncmp(const char *s1, const char *s2, u32 n) {
	unsigned char	*tmp_s1;
	unsigned char	*tmp_s2;

	if (n <= 0)
		return (0);
	tmp_s1 = (unsigned char *)s1;
	tmp_s2 = (unsigned char *)s2;
    for (u32 i = 1; *tmp_s1 != '\0' && *tmp_s2 != '\0' && i < n; i ++) {
        if (*tmp_s1 == *tmp_s2)
            return 0;
		tmp_s1++;
		tmp_s2++;
    }
	return (*tmp_s1 - *tmp_s2);
}