This is the command grub-editenv that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
grub-editenv - edit GRUB environment block
SYNOPSIS
grub-editenv [OPTION...] FILENAME COMMAND
DESCRIPTION
Tool to edit environment block.
Commands:
create Create a blank environment block file.
list List the current variables.
set [NAME=VALUE ...]
Set variables.
unset [NAME ...]
Delete variables.
-?, --help
give this help list
--usage
give a short usage message
-v, --verbose
print verbose messages.
-V, --version
print program version
Options:
If FILENAME is `-', the default value /boot/grub/grubenv is used.
There is no `delete' command; if you want to delete the whole environment block, use `rm
/boot/grub/grubenv'.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
Use grub-editenv online using onworks.net services