in src/main/java/org/apache/commons/csv/ExtendedBufferedReader.java [158:167]
public int read() throws IOException {
final int current = super.read();
if (current == CR || current == LF && lastChar != CR ||
current == END_OF_STREAM && lastChar != CR && lastChar != LF && lastChar != END_OF_STREAM) {
eolCounter++;
}
lastChar = current;
position++;
return lastChar;
}