Fortuna

FortunaCore!(AES, SHA256) fortuna;

ubyte[61] buf1;
ubyte[buf1.length] buf2;
fortuna.addSeed([0,1,2,3]);
foreach(i;0..10) {
	buf2 = buf1;
	fortuna.nextBytes(buf1);

	if(i > 0) {
		assert(buf2 != buf1, "data is not random");
	}
}