IMAGE_SUBSYSTEM

public enum IMAGE_SUBSYSTEM : ushort
{
    IMAGE_SUBSYSTEM_UNKNOWN = 0,
    IMAGE_SUBSYSTEM_NATIVE = 1,
    IMAGE_SUBSYSTEM_WINDOWS_GUI = 2,
    IMAGE_SUBSYSTEM_WINDOWS_CUI = 3,
    IMAGE_SUBSYSTEM_OS2_CUI = 5,
    IMAGE_SUBSYSTEM_POSIX_CUI = 7,
    IMAGE_SUBSYSTEM_NATIVE_WINDOWS = 8,
    IMAGE_SUBSYSTEM_WINDOWS_CE_GUI = 9,
    IMAGE_SUBSYSTEM_EFI_APPLICATION = 10,
    IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER = 11,
    IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER = 12,
    IMAGE_SUBSYSTEM_EFI_ROM = 13,
    IMAGE_SUBSYSTEM_XBOX = 14,
    IMAGE_SUBSYSTEM_WINDOWS_BOOT_APPLICATION = 16,
    IMAGE_SUBSYSTEM_XBOX_CODE_CATALOG = 17,
}