Hi friends, i have tiger installed on VMWARE and it doesn`t allowed me to create "Extendions.mkext", it sends me the following error.

Last login: Mon Feb 25 10:33:12 on console
Welcome to Darwin!
edward-foxs-computer:~ edFox$ su
Password:
edward-foxs-computer:/Users/edFox root# hdiutil attach /Users/edFox/Desktop/Leopard-10.5.2-AMD-EFI.iso -readwrite
/dev/disk1 Apple_partition_scheme
/dev/disk1s1 Apple_partition_map
/dev/disk1s2 Apple_HFS /Volumes/Leopard-10.5.2-AMD-EFI
edward-foxs-computer:/Users/edFox root# rm -rf /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions.mkext
edward-foxs-computer:/Users/edFox root# rm -rf /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions
edward-foxs-computer:/Users/edFox root# cp -rp /Users/edFox/Desktop/Extensions /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/
edward-foxs-computer:/Users/edFox root# cd /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/
edward-foxs-computer:/Volumes/Leopard-10.5.2-AMD-EFI/System/Library root# ls
Caches DirectoryServices Frameworks OpenSSL Speech UserEventPlugins
ColorSync Displays KerberosPlugins Perl Spotlight
Components Extensions Keyboard Layouts PrivateFrameworks StartupItems
CoreServices Filesystems LaunchAgents ScreenReader SystemConfiguration
DTDs Fonts LaunchDaemons ScriptingDefinitions SystemProfile
edward-foxs-computer:/ root# chown -R root:wheel /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions
edward-foxs-computer:/ root# chmod -R 755 /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions
edward-foxs-computer:/ root# kextcache -a i386 -K /Volumes/Leopard-10.5.2-AMD-EFI/mach_kernel -m /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions.mkext /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/ACard6280ATA.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/ACard62xxM.kext is not authentic (check ownership and permissions); skipping it and any plugins

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kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/USBStorageDeviceSpecifics.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/VirtualAudioDriver.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/webdav_fs.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/webfilter.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/WriteProtectedMediaDriver.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/zfs.readonly.kext is not authentic (check ownership and permissions); skipping it and any plugins
kernel extension /Volumes/Leopard-10.5.2-AMD-EFI/System/Library/Extensions/IOVideoDeviceUserClient.kext is not valid; skipping it and any plugins
couldn't find any valid bundles to archive
edward-foxs-computer:/ root#


It says that i don't have permission, but i have already changed them and i did it from root user. any solution please?