It's not superuser actually. It's from su command "switch user". Also check the man page that says "sudo, sudoedit — execute a command as another user". That means not necessary superuser. Root is just a default for the command.
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superuser-do
It's not superuser actually. It's from su command "switch user". Also check the man page that says "sudo, sudoedit — execute a command as another user". That means not necessary superuser. Root is just a default for the command.