package = $1;
		version = $2;
		os = $3;
		cpuArch = $4;
		hash = $5;
		isLatest = $6;

		latestKey = package "," os "," cpuArch;
		key = package "," version "," os "," cpuArch;

		if (isLatest == "1") {
			keys_latest[key] = hash;
			keys_latest[latestKey] = hash;
		}
		keys[key] = hash;
	}

	END{
		for (key in keys) {
			hash = keys[key];
			split(key, keyParts, /,/);
			latestKey = keyParts[1] "," keyParts[3] "," keyParts[4];

			if (keys_latest[key] != "") {
			if (keys_latest[latestKey] == hash) {
				isLatest = "1";
				hash = keys_latest[key];
			} else {
				isLatest = "0";
				hash = keys[key];
			}

			print key "," hash "," isLatest;
		}
	}  
' | sort -u > "${packagelistfile}.new"
cat "${packagelistfile}.new" > "${packagelistfile}"