-import PrelInfo ( mAIN_Name )
-import OccName ( UserFS, varName, ipName, tcName, dataName, tcClsName, tvName )
+import PrelNames ( mAIN_Name, unitTyCon_RDR, funTyCon_RDR, listTyCon_RDR,
+ tupleTyCon_RDR, unitCon_RDR, nilCon_RDR, tupleCon_RDR
+ )
+import OccName ( UserFS, varName, tcName, dataName, tcClsName, tvName )