B600
{ 600, B600 },
{ 600, B600 },
case 600: cflag |= B600; break;
case B600: baud = 600; break;
case B600: baud = 600; break;
B0, B50, B75, B110, B134, B150, B200, B300, B600, B1200, B1800, B2400,