delete :: IO a -> Failure a -> CAS -> Key -> Handle -> IO a
delete success failure cas key =
    withRequest opDelete key 0 nop 0 nop cas (\_ _ -> success) failure
delete :: IO a -> Failure a -> CAS -> Key -> Handle -> IO a
delete success failure cas key =
    withRequest opDelete key 0 nop 0 nop cas (\_ _ -> success) failure
delete success failure cas key =
    withRequest opDelete key 0 nop 0 nop cas (\_ _ -> success) failure