message: Replace NULL macro with VK_NULL_HANDLE
diff: @@ -336,7 +336,7 @@ void main()
  VkPipeline stride0pipe = createGraphicsPipeline(pipeCreateInfo);
  - VkPipeline xfbpipe = NULL;
  + VkPipeline xfbpipe = VK_NULL_HANDLE;
  VkPipelineRasterizationStateStreamCreateInfoEXT rastInfo = {
  VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_STREAM_CREATE_INFO_EXT, NULL, 0, 2,
  