Symbol: IFM_HALF_DUPLEX
src/add-ons/kernel/drivers/network/ether/usb_davicom/DavicomDevice.cpp
993
linkState->media |= IFM_HALF_DUPLEX;
src/add-ons/kernel/drivers/network/ether/wb840/device.c
306
| (data->full_duplex ? IFM_FULL_DUPLEX : IFM_HALF_DUPLEX)