extern IPaddr_t                NetServerIP;            /* Server IP addr (0 = unknown) */
 extern volatile uchar * NetTxPacket;           /* THE transmit packet          */
 extern volatile uchar * NetRxPackets[PKTBUFSRX];/* Receive packets             */
-extern volatile uchar * NetRxPkt;              /* Current receive packet       */
-extern int             NetRxPktLen;            /* Current rx packet length     */
+extern volatile uchar * NetRxPacket;           /* Current receive packet       */
+extern int             NetRxPacketLen;         /* Current rx packet length     */
 extern unsigned                NetIPID;                /* IP ID (counting)             */
 extern uchar           NetBcastAddr[6];        /* Ethernet boardcast address   */
 extern uchar           NetEtherNullAddr[6];
 
        NetCopyIP(&tmp_ip, &bp->bp_siaddr);
        if (tmp_ip != 0)
                NetCopyIP(&NetServerIP, &bp->bp_siaddr);
-       memcpy (NetServerEther, ((Ethernet_t *)NetRxPkt)->et_src, 6);
+       memcpy (NetServerEther, ((Ethernet_t *)NetRxPacket)->et_src, 6);
 #endif
        if (strlen(bp->bp_file) > 0)
                copy_filename (BootFile, bp->bp_file, sizeof(BootFile));
 
                        { 0, 0, 0, 0, 0, 0 };
 IPaddr_t       NetOurIP;               /* Our IP addr (0 = unknown)            */
 IPaddr_t       NetServerIP;            /* Server IP addr (0 = unknown)         */
-volatile uchar *NetRxPkt;              /* Current receive packet               */
-int            NetRxPktLen;            /* Current rx packet length             */
+volatile uchar *NetRxPacket;           /* Current receive packet               */
+int            NetRxPacketLen;         /* Current rx packet length             */
 unsigned       NetIPID;                /* IP packet ID                         */
 uchar          NetBcastAddr[6] =       /* Ethernet bcast address               */
                        { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
        printf("packet received\n");
 #endif
 
-       NetRxPkt = inpkt;
-       NetRxPktLen = len;
+       NetRxPacket = inpkt;
+       NetRxPacketLen = len;
        et = (Ethernet_t *)inpkt;
 
        /* too small packet? */