应当要通过grub2的core.img来转引吧。。。反正屮的debian和ubuntu就氏这么搞的。
title Switch to GRUB2 core.img for booting GNUX(Debian Oy Ubuntu, etc)
fallback +1
root (hd0,8)
kernel /boot/grub/i386-pc/core.img
用BootICE v1.3.4在硬盘里新建 grub4ddos 的 MBR,设置延时,然后备份MBR,用WinHEX打开那个文件,在偏移0x08645处有(如果没有,请搜索Press to start GRUB, any other key to boot previous MBR ... to boot previous MBR, any other key to start GRUB ... )不要更改超过原字符串的长度