rdrandGrab :: IO (Maybe RDRand)
rdrandGrab = supported `fmap` c_cpu_has_rdrand
  where supported 0 = Nothing
        supported _ = Just RDRand
rdrandGrab :: IO (Maybe RDRand)
rdrandGrab = supported `fmap` c_cpu_has_rdrand
  where supported 0 = Nothing
        supported _ = Just RDRand
rdrandGrab = supported `fmap` c_cpu_has_rdrand
  where supported 0 = Nothing
        supported _ = Just RDRand