boolean isRecordStart(byte buffer[], int idx) {
		int next = findNl(buffer, idx); // Find next line
		if (next < 0) return false; // Not found? => Fail

		// Did we find a '\n@'? => The previous one was NOT a record start
		next++;
		if ((next < buffer.length) && (buffer[next] != '@')) return true;

		return false;
	}