After running setup.bat, recopy the Source/ThirdParty/NVIDIA/nvapi directory from the source repo (or zip file) and replace the contents of your local branch, then recompile, and it should compile successfully.
After running setup.bat, recopy the Source/ThirdParty/NVIDIA/nvapi directory from the source repo (or zip file) and replace the contents of your local branch, then recompile, and it should compile successfully.