For example, are you building a Hackintosh , tuning a car , or using a Fiery printer ? OpenCore Configurator - How to Make an EFI

: A standard efi_main function often includes headers like #include "efiapi.h" and uses the EFI_SYSTEM_TABLE to output text.

: If you are trying to print or edit a job, you can find guides on the EFI Communities site . 3. Holley EFI / Automotive Tuning

If you are tuning an engine with a system, the zip might contain global configuration files or firmware updates.

Depending on what you are working on, here are the most likely meanings: 1. Hackintosh Configuration (OpenCore)

: .hefi or .gsw files for engine parameters and ignition timing.

: You can learn how to build or modify these files using the Holley Terminator V3 software . 4. Programming (UEFI Application)