code: def NetFxSDKLibraries(self):
          
          if self.vc_ver < 14.0 or not self.si.NetFxSdkDir:
              return []
  
          arch_subdir = self.pi.target_dir(x64=True)
          return [os.path.join(self.si.NetFxSdkDir, r'lib\um%s' % arch_subdir)]
docs: Microsoft .Net Framework SDK Libraries