Problem compiling TCPIP stack with 18f4620

Hi,
I tried to compile microchip's TCPIP stack version 5.36.4 with my hardware containing 18f4620+ENC28j60.... But I am having troubles with it.... It gives me error that says:


C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:208:Error [1105] symbol 'SSP1CON1' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:208:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:210:Error [1105] symbol 'SSP1STATbits' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:210:Error [1151] struct or union object designator expected
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:210:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:211:Error [1105] symbol 'SSP1STATbits' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:211:Error [1151] struct or union object designator expected
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:211:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1162:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1162:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1164:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1166:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1166:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1172:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1249:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1249:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1254:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1317:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1317:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1323:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1328:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1387:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1387:Error [1101] lvalue required
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1389:Error [1105] symbol 'SSP1BUF' has not been defined
C:\Microchip Solutions v2011-10-18\Microchip\TCPIP Stack\ENC28J60.c:1390:Error [1105] symbol 'SSP1BUF' has not been defined

Help me... tell me what I am doing wrong...