return("""\
## main grub2 configuration - generated by grml2usb [main config generated at: %(local_datestamp)s]
set default=0
-set timeout=5
+set timeout=10
insmod fat
}
menuentry "Memory test (memtest86+)" {
- linux /boot/addons/memtest
+ linux16 /boot/addons/memtest
}
menuentry "Grub - all in one image" {