ASY_MSR_CTS
!(flush_reg & ASY_MSR_CTS)) {
(msr & ASY_MSR_CTS) ? "CTS " : " ",
if ((t_cflag & CRTSCTS) && (((asy->asy_msr ^ msr) & ASY_MSR_CTS) != 0))
msr & ASY_MSR_CTS ? FLOW_START : FLOW_STOP);
if (msr_r & ASY_MSR_CTS)
b |= ASY_MSR_CTS;
((x) & (ASY_MSR_CTS | ASY_MSR_DSR | ASY_MSR_RI | ASY_MSR_DCD))