data Ix ix => MutableByteArray s ix = MutableByteArray ix ix (MutableByteArray# s)
instance CCallable (MutableByteArray s ix)
-instance CCallable (MutableByteArray# s)
-
instance CCallable (ByteArray ix)
-instance CCallable ByteArray#
data MutableVar s a = MutableVar (MutVar# s a)