INT_RXNOBUF
if (status & (INT_RXOK|INT_RXNOBUF)) {
if (status & INT_RXNOBUF)
INT_RXOK | INT_RXNOBUF | \
if (status & (INT_RXSTOPPED|INT_TXSTOPPED|INT_RXNOBUF|
INT_RXNOBUF | INT_TXJABBER | \