taglinefilesource code
scratch21869drivers/char/serial.cunsigned char status1, status2, scratch, scratch2;
scratch21886drivers/char/serial.cscratch2 = serial_inp(info, UART_IER);
scratch21888drivers/char/serial.cif (scratch2) {
scratch21905drivers/char/serial.cscratch2 = serial_inp(info, UART_MSR);
scratch21909drivers/char/serial.cserial_outp(info, UART_MSR, scratch2);