Grub edition

[maisonbleue]

Hi, i am student and i need some help for my grub.

I have 3 linux : 1 mint and 2 opensuse
My grub is on mint .
my grub menu is like :
-linux mint
-opensuse 1
-opensuse 2

But in my opensuse grub i can lunch a config file to redump my 2 opensuse
This line are in my opensus grub:
title Redump
root (hd0, 2)
configfile /boot/grub/menu.redump.lst

how can i add this line in my Mint grub ? I tried but it dosen't work.

thank for your help