ERBCR 94 uspace/drv/nic/rtl8139/defs.h ERBCR = 0x34, /**< Early receive (Rx) byte count register, 2b */ ERBCR 60 uspace/drv/nic/rtl8169/defs.h ERBCR = 0x34, /**< Early Receive Byte Count Register */