efibootdump version (return code: 0)
couldn't read variable version-8be4df61-93ca-11d2-aa0d-00e098032b8c: No such file or directory
efibootdump --help (return code: 0)
Usage: efibootdump [OPTIONS...] [name0 [... [nameN]]]
-g, --guid[={guid}] GUID namespace the variable is in
-f, --file[ <file>] File to read variable data from
-v, --verbose Be more verbose on errors
Help options:
-?, --help Show this help message
--usage Display brief usage message