RH9下iptables-1.3.5 编译正常安装出错何解？

viscar

depmod -a
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/arp_tables.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/arptable_filter.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_conntrack.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_conntrack_core.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_conntrack_standalone.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_fw_compat.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_fw_compat_masq.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_nat_core.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_nat_helper.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_nat_standalone.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_queue.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ip_tables.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipchains.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipchains_core.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipfwadm.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipfwadm_core.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_DSCP.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_ECN.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_MASQUERADE.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_MIRROR.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_REJECT.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_TCPMSS.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_TOS.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/ipt_ULOG.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/iptable_filter.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/iptable_mangle.o
depmod: *** Unresolved symbols in /lib/modules/2.4.20-8/kernel/net/ipv4/netfilter/iptable_nat.o
在http://industry.ccidnet.com/art/737/20060705/596681_1.html的文章里说可以把没用的删除的旧，可我这里有很多明显是基本的东西不能删啊？这个问题怎么解决？