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{-# GHC_PRAGMA INTERFACE VERSION 5 #-}
interface SampleVar where
import PreludeIOError(IOError13)
import PreludeMonadicIO(Either)
import PreludePrimIO(_MVar)
type SampleVar a = _MVar (Int, _MVar a)
emptySampleVar :: _MVar (Int, _MVar a) -> _State _RealWorld -> (Either IOError13 (), _State _RealWorld)
	{-# GHC_PRAGMA _A_ 2 _U_ 11 _N_ _S_ "U(P)U(P)" {_A_ 2 _U_ 22 _N_ _N_ _N_ _N_} _N_ _N_ #-}
newSampleVar :: _State _RealWorld -> (Either IOError13 (_MVar (Int, _MVar a)), _State _RealWorld)
	{-# GHC_PRAGMA _A_ 1 _U_ 1 _N_ _S_ "U(P)" {_A_ 1 _U_ 2 _N_ _N_ _N_ _N_} _N_ _N_ #-}
readSample :: _MVar (Int, _MVar a) -> _State _RealWorld -> (Either IOError13 a, _State _RealWorld)
	{-# GHC_PRAGMA _A_ 2 _U_ 11 _N_ _S_ "U(P)U(P)" {_A_ 2 _U_ 22 _N_ _N_ _N_ _N_} _N_ _N_ #-}
writeSample :: _MVar (Int, _MVar a) -> a -> _State _RealWorld -> (Either IOError13 (), _State _RealWorld)
	{-# GHC_PRAGMA _A_ 3 _U_ 121 _N_ _S_ "U(P)LU(P)" {_A_ 3 _U_ 222 _N_ _N_ _N_ _N_} _N_ _N_ #-}