Prelude.CAPIT is now a built-in primitive. It still generates &| in the Haskell runtime but will be intepreted in the C runtime

src/runtime/haskell/PGF/Data.hs

@@ -62,6 +62,7 @@ data Symbol
   | SymKP [Symbol] [([Symbol],[String])]
   | SymBIND                         -- the special BIND token
   | SymSOFT_BIND                    -- the special SOFT_BIND token
+  | SymCAPIT                        -- the special CAPIT token
   | SymNE                           -- non exist (this should be last constructor to simplify the binary search in the runtime)
   deriving (Eq,Ord,Show)
 data Production