pub const OptionalHeaderPE32 = extern struct {
    magic: u16,
    major_linker_version: u8,
    minor_linker_version: u8,
    size_of_code: u32,
    size_of_initialized_data: u32,
    size_of_uninitialized_data: u32,
    address_of_entry_point: u32,
    base_of_code: u32,
    base_of_data: u32,
    image_base: u32,
    section_alignment: u32,
    file_alignment: u32,
    major_operating_system_version: u16,
    minor_operating_system_version: u16,
    major_image_version: u16,
    minor_image_version: u16,
    major_subsystem_version: u16,
    minor_subsystem_version: u16,
    win32_version_value: u32,
    size_of_image: u32,
    size_of_headers: u32,
    checksum: u32,
    subsystem: Subsystem,
    dll_flags: DllFlags,
    size_of_stack_reserve: u32,
    size_of_stack_commit: u32,
    size_of_heap_reserve: u32,
    size_of_heap_commit: u32,
    loader_flags: u32,
    number_of_rva_and_sizes: u32,
}