Symbol: TTYHWRI
src/add-ons/kernel/drivers/ports/pc_serial/SerialDevice.cpp
318
SignalControlLineState(TTYHWRI, msr & MSR_RI);
src/add-ons/kernel/drivers/ports/pc_serial/SerialDevice.cpp
509
SignalControlLineState(TTYHWRI, msr & MSR_RI);
src/add-ons/kernel/drivers/ports/usb_serial/SerialDevice.cpp
253
gTTYModule->tty_hardware_signal(fSystemTTYCookie, TTYHWRI, false);
src/add-ons/kernel/generic/tty/tty.cpp
2110
case TTYHWRI: