+import HscTypes ( PersistentCompilerState, HomeSymbolTable, GlobalRdrEnv,
+ AvailEnv, Avails, GenAvailInfo(..), AvailInfo,
+ Provenance(..), ImportReason(..) )
+
+-- HACKS:
+maybeUserImportedFrom = panic "maybeUserImportedFrom"
+isUserImportedExplicitlyName = panic "isUserImportedExplicitlyName"
+isUserImportedName = panic "isUserImportedName"
+iDeprecs = panic "iDeprecs"
+type FixityEnv = LocalFixityEnv