On: Show HN: I wrote a BASIC interpreter that boots on UEFI machines

[Gorsefound]

That's right. It uses UEFI's FAT32.

[fuzzfactor → Gorsefound]

If you have a PC mainboard whose UEFI supports NTFS, does that filesystem work too?

[skrellm → fuzzfactor]

> If you have a PC mainboard whose UEFI supports NTFS, does that filesystem work too?

Yes. The UEFI Simple Filesystem Protocol is transparent to the UEFI app. The protocol gives you open/read/write/close calls, without needing to know the underlying fs.