cd /sys
mv net/if_var.h{.orig,}
mv net/if_ethersubr.c{.orig,}
mv pci/if_fxpvar.h{.orig,}
mv pci/if_fxpreg.h{.orig,}
mv pci/if_fxp.c{.orig,}
mv pci/if_wxvar.h{.orig,}
mv pci/if_wxreg.h{.orig,}
mv pci/if_wx.c{.orig,}
mv sys/namei.h{.orig,}
mv sys/queue.h{.orig,}
mv sys/libkern.h{.orig,}
