[1 of 9] Compiling Data.Attoparsec.Internal.Types ( Data/Attoparsec/Internal/Types.hs, dist/build/Data/Attoparsec/Internal/Types.o )
`*>' is not a (visible) method of class `Applicative'
`<*' is not a (visible) method of class `Applicative'
The functions (<*) and (*>) are not methods of class Applicative in base_4.1 or earlier. Since they are defined as an optimization, it is safe to guard the definitions in a version check on base.