Fix incorrect loop termination test when searching for typedefs.

pform.cc

@@ -911,7 +911,7 @@ data_type_t* pform_test_type_identifier(const struct vlltype&loc, const char*txt
             PPackage*pkg = find_potential_import(loc, cur_scope, name, false, false);
             if (pkg) {
 	          cur = pkg->typedefs.find(name);
-	          if (cur != cur_scope->typedefs.end())
+	          if (cur != pkg->typedefs.end())
 		        return cur->second;
 
 		    // Not a type. Give up.