code: def OSIncludes(self):
          
          include = os.path.join(self.si.WindowsSdkDir, 'include')
  
          if self.vc_ver <= 10.0:
              return [include, os.path.join(include, 'gl')]
  
          else:
              if self.vc_ver >= 14.0:
                  sdkver = self._sdk_subdir
              else:
                  sdkver = ''
              return [os.path.join(include, '%sshared' % sdkver),
                      os.path.join(include, '%sum' % sdkver),
                      os.path.join(include, '%swinrt' % sdkver)]
docs: Microsoft Windows SDK Include