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# bless
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> Set volume boot capability and startup disk options.
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> More information: <https://ss64.com/osx/bless.html>.
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- Bless a volume with only Mac OS X or Darwin, and create the BootX and `boot.efi` files as needed:
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`bless --folder "{{/Volumes/Mac OS X/System/Library/CoreServices}}" --bootinfo --bootefi`
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- Set a volume containing either Mac OS 9 and Mac OS X to be the active volume:
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`bless --mount "{{/Volumes/Mac OS}}" --setBoot`
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- Set the system to NetBoot and broadcast for an available server:
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`bless --netboot --server {{bsdp://255.255.255.255}}`
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- Gather information about the currently selected volume (as determined by the firmware), suitable for piping to a program capable of parsing Property Lists:
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`bless --info --plist`
