求助:RedHat Enterprise 5.0 网卡安装不了~

install

华硕P5PL2主板，网卡型号Realtek RTL8186/8111 PCI-E Gigabit Ethernet NIC
安装RedHat Enterprise 5.0 识别不出网卡，
从网上下载了最新的驱动程序r8168-8.004.00.tar.bz2放在/tmp/004/目录下
参考了README文件，在编译的时候报错，具体信息如下：
r8168-8.004.00.tar.bz2
[root@localhost 004]# tar vjxf r8168-8.004.00.tar.bz2
r8168-8.004.00/
r8168-8.004.00/Makefile
r8168-8.004.00/readme
r8168-8.004.00/.svn/
r8168-8.004.00/.svn/format
r8168-8.004.00/.svn/all-wcprops
r8168-8.004.00/.svn/prop-base/
r8168-8.004.00/.svn/text-base/
r8168-8.004.00/.svn/text-base/Makefile.svn-base
r8168-8.004.00/.svn/text-base/release_note.txt.svn-base
r8168-8.004.00/.svn/text-base/README.svn-base
r8168-8.004.00/.svn/entries
r8168-8.004.00/.svn/tmp/
r8168-8.004.00/.svn/tmp/prop-base/
r8168-8.004.00/.svn/tmp/text-base/
r8168-8.004.00/.svn/tmp/props/
r8168-8.004.00/.svn/props/
r8168-8.004.00/release_note.txt
r8168-8.004.00/src/
r8168-8.004.00/src/rtl_ioctl.h
r8168-8.004.00/src/Makefile
r8168-8.004.00/src/r8168_n.c
r8168-8.004.00/src/r8168.h
r8168-8.004.00/src/.svn/
r8168-8.004.00/src/.svn/format
r8168-8.004.00/src/.svn/all-wcprops
r8168-8.004.00/src/.svn/prop-base/
r8168-8.004.00/src/.svn/text-base/
r8168-8.004.00/src/.svn/text-base/Makefile.svn-base
r8168-8.004.00/src/.svn/text-base/rtl_ioctl.c.svn-base
r8168-8.004.00/src/.svn/text-base/r8168_n.c.svn-base
r8168-8.004.00/src/.svn/text-base/r8168.h.svn-base
r8168-8.004.00/src/.svn/text-base/rtl_ioctl.h.svn-base
r8168-8.004.00/src/.svn/entries
r8168-8.004.00/src/.svn/tmp/
r8168-8.004.00/src/.svn/tmp/prop-base/
r8168-8.004.00/src/.svn/tmp/text-base/
r8168-8.004.00/src/.svn/tmp/props/
r8168-8.004.00/src/.svn/props/
r8168-8.004.00/src/rtl_ioctl.c
r8168-8.004.00/src/Makefile_linux24x
[root@localhost 004]# ls
r8168-8.004.00  r8168-8.004.00.tar.bz2
[root@localhost 004]# cd r8168-8.004.00
[root@localhost r8168-8.004.00]# make clean modules
make -C src/ clean
make[1]: Entering directory `/tmp/004/r8168-8.004.00/src'
rm -rf *.o *.ko *~ core* .dep* .*.d .*.cmd *.mod.c *.a *.s .*.flags .tmp_versions Module.symvers Modules.symvers rset
make[1]: Leaving directory `/tmp/004/r8168-8.004.00/src'
make -C src/ modules
make[1]: Entering directory `/tmp/004/r8168-8.004.00/src'
make -C /lib/modules/2.6.18-8.el5PAE/build SUBDIRS=/tmp/004/r8168-8.004.00/src modules
make: Entering an unknown directory
make: *** /lib/modules/2.6.18-8.el5PAE/build: 没有那个文件或目录。 停止。
make: Leaving an unknown directory
make[1]: *** [modules] 错误 2
make[1]: Leaving directory `/tmp/004/r8168-8.004.00/src'
make: *** [modules] 错误 2
[root@localhost r8168-8.004.00]# make install
make -C src/ install
make[1]: Entering directory `/tmp/004/r8168-8.004.00/src'
install -m 744 -c r8168.ko /lib/modules/2.6.18-8.el5PAE/kernel/drivers/net/
install: 无法 stat “r8168.ko”: 没有那个文件或目录
make[1]: *** [install] 错误 1
make[1]: Leaving directory `/tmp/004/r8168-8.004.00/src'
make: *** [install] 错误 2
[root@localhost r8168-8.004.00]# depmod -a
[root@localhost r8168-8.004.00]# insmod ./src/r8168.ko
insmod: can't read './src/r8168.ko': No such file or directory
[root@localhost r8168-8.004.00]#

何解？？