Batocera GRUB2Win Custom code

set efibootmgr=/EFI/batocera/bootx64.efi
     getpartition  file  $efibootmgr  root
     if [ ! -z $reviewpause ] ; then
     echo GNU Grub will load the Batocera EFI Boot Manager at disk address $root
         g2wsleep
     fi
     echo GNU Grub is now loading the Batocera EFI Boot Manager
     chainloader $efibootmgr
     savelast 1 'Batocera'