compiling ip_wccp.o and adding it as module

[root@omega /root]# gcc -D__KERNEL__ -I/usr/src/linux/include -O2
-fomit-frame-pointer -fno-strict-aliasing -pipe -DMODULE -DMODVERSIONS -o
ip_wccp.o ip_wccp.c -c

[root@omega /root]#
[root@omega /root]# cp ip_wccp.o /lib/modules/2.2.14/ipv4/
[root@omega /root]# echo /lib/modules/2.2.14/ipv4/ip_wccp.o
>> /lib/modules/2.2.14/modules.dep

[root@omega /root]#
[root@omega /root]# modprobe ip_wccp
/lib/modules/2.2.14/ipv4/ip_wccp.o: unresolved symbol __kfree_skb
/lib/modules/2.2.14/ipv4/ip_wccp.o: unresolved symbol inet_del_protocol
/lib/modules/2.2.14/ipv4/ip_wccp.o: unresolved symbol inet_add_protocol
/lib/modules/2.2.14/ipv4/ip_wccp.o: unresolved symbol ip_rcv
/lib/modules/2.2.14/ipv4/ip_wccp.o: unresolved symbol printk

---------
  what's wrong here ? did i missed something ?
i'm using Redhat Linux 6.0 and compiled with the latest kernel 2.2.14.
and using squid-2.3 stable2 ..

please advice.

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