dcs = tyConDataCons tc
n = tyConFamilySize tc
-cONSTR :: Int
-cONSTR = 1 -- as defined in ghc/includes/ClosureTypes.h
+#include "../includes/ClosureTypes.h"
+cONSTR :: Int -- Defined in ClosureTypes.h
+cONSTR = CONSTR
-- Assumes constructors are numbered from zero, not one
make_constr_itbls :: [DataCon] -> IO ItblEnv