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#ifndef VERSION_COMPATIBILITY_MACROS
#define VERSION_COMPATIBILITY_MACROS
#ifndef MIN_VERSION_base
#error "MIN_VERSION_base macro not defined!"
#endif
-- These macros allow writing CPP compatibility hacks in a way that makes their
-- purpose much clearer than just demanding a specific version of a library.
#define APPLICATIVE_MONAD MIN_VERSION_base(4,8,0)
#define FOLDABLE_TRAVERSABLE_IN_PRELUDE MIN_VERSION_base(4,8,0)
#define FUNCTOR_IDENTITY_IN_BASE MIN_VERSION_base(4,8,0)
#define MONOID_IN_PRELUDE MIN_VERSION_base(4,8,0)
#define NATURAL_IN_BASE MIN_VERSION_base(4,8,0)
#define SEMIGROUP_IN_BASE MIN_VERSION_base(4,9,0)
#define SEMIGROUP_MONOID_SUPERCLASS MIN_VERSION_base(4,11,0)
#define FAIL_IN_MONAD !(MIN_VERSION_base(4,13,0))
#endif
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