tldr/pages/linux/grub-file.md

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# grub-file
> Check if a file is of a bootable image type.
> More information: <https://manned.org/grub-file>.
- Check if a file is an ARM EFI image:
`grub-file --is-arm-efi {{path/to/file}}`
- Check if a file is an i386 EFI image:
`grub-file --is-i386-efi {{path/to/file}}`
- Check if a file is an x86_64 EFI image:
`grub-file --is-x86_64-efi {{path/to/file}}`
- Check if a file is an ARM image (Linux kernel):
`grub-file --is-arm-linux {{path/to/file}}`
- Check if a file is an x86 image (Linux kernel):
`grub-file --is-x86-linux {{path/to/file}}`
- Check if a file is an x86_64 XNU image (macOS kernel):
`grub-file --is-x86_64-xnu {{path/to/file}}`