Defines starting with `t' in iokit/Drivers/network/drvPPCUniN

• TRANSMIT_QUEUE_SIZE iokit/Drivers/network/drvPPCUniN/UniNEnetRegisters.h:42
• TX_KDB_TIMEOUT iokit/Drivers/network/drvPPCUniN/UniNEnetRegisters.h:45
• TX_MAX_MBUFS iokit/Drivers/network/drvPPCUniN/UniNEnetRegisters.h:38
• TX_RING_LENGTH iokit/Drivers/network/drvPPCUniN/UniNEnetRegisters.h:37