if (ch == fgCR) {
if (ch == CR) {
	public int readLine(StringBuffer sb) throws IOException {		int ch= -1;		sb.setLength(0);		if (fPushback) {			ch= fPushbackChar;			fPushback= false;		} else			ch= fReader.read();		while (ch >= 0) {			if (ch == fgLF)				return 1;			if (ch == fgCR) {				ch= fReader.read();				if (ch == fgLF)					return 2;				else {					fPushbackChar= ch;					fPushback= true;					return 1;				}			}			sb.append((char) ch);			ch= fReader.read();		}		return -1;	}