code: def UniversalCRTSdkDir(self):
          
          # Set Kit Roots versions for specified MSVC++ version
          if self.vc_ver >= 14.0:
              vers = ('10', '81')
          else:
              vers = ()
  
          # Find path of the more recent Kit
          for ver in vers:
              sdkdir = self.ri.lookup(self.ri.windows_kits_roots,
                                      'kitsroot%s' % ver)
              if sdkdir:
                  break
          return sdkdir or ''
docs: Microsoft Universal CRT SDK directory.