------ Build started: Project: VulkanHppModuleLib, Configuration: Debug x64 ------
Scanning sources for module dependencies...
Compiling...
vulkan.cppm
C:\VulkanSDK\1.4.304.0\Include\vulkan\vulkan.cppm(2701,31): error C2039: 'PFN_VoidFunction': is not a member of 'vk'
C:\VulkanSDK\1.4.304.0\Include\vulkan\vulkan.cppm(29,18): see declaration of 'vk'
C:\VulkanSDK\1.4.304.0\Include\vulkan\vulkan.cppm(2701,3): error C2873: 'PFN_VoidFunction': symbol cannot be used in a using-declaration
Done building project "VulkanHppModuleLib.vcxproj" -- FAILED.
========== Build: 0 succeeded, 1 failed, 1 up-to-date, 0 skipped ==========

function (VE_Create_Vulkan_hpp_module)

    # find Vulkan SDK
    find_package( Vulkan REQUIRED )

    # Require Vulkan version ≥ 1.3.256 (earliest version when the Vulkan module was available)
    if( ${Vulkan_VERSION} VERSION_LESS "1.3.256" )
      message( FATAL_ERROR "Minimum required Vulkan version for C++ modules is 1.3.256. "
               "Found ${Vulkan_VERSION}."
      )
    endif()

    message(STATUS "Vulkan_INCLUDE_DIR='${Vulkan_INCLUDE_DIR}'")

    add_library( VulkanHppModuleLib )

    target_sources( VulkanHppModuleLib PRIVATE
     FILE_SET CXX_MODULES
     BASE_DIRS ${Vulkan_INCLUDE_DIR}
     FILES "${Vulkan_INCLUDE_DIR}/vulkan/vulkan.cppm"
    )

    target_include_directories(VulkanHppModuleLib
            PUBLIC 
                "${Vulkan_INCLUDE_DIR}"
    )

    target_compile_features( VulkanHppModuleLib PUBLIC cxx_std_23 )
    target_link_libraries( VulkanHppModuleLib PUBLIC Vulkan::Vulkan )

endfunction()