Symbol: UCDC_N_SERIAL_DSR
sys/dev/usb/umodem.c
478
if (ISSET(mstatus, UCDC_N_SERIAL_DSR))
sys/dev/usb/umsm.c
592
if (ISSET(mstatus, UCDC_N_SERIAL_DSR))
sys/dev/usb/uxrcom.c
397
if (ISSET(mstatus, UCDC_N_SERIAL_DSR))