### BEGIN /etc/grub.d/40_custom ###
 # This file provides an easy way to add custom menu entries.  Simply type the
 # menu entries you want to add after this comment.  Be careful not to change
 # the 'exec tail' line above.
 ### END /etc/grub.d/40_custom ###
### BEGIN /etc/grub.d/41_custom ###
 if [ -f  ${config_directory}/custom.cfg ]; then
   source ${config_directory}/custom.cfg
 elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
   source $prefix/custom.cfg;
 fi
 ### END /etc/grub.d/41_custom ###
