anchor.diff:      ?line true = erlang:purge_module(nif_mod),
       ?line [{unload,1,3,103}] = nif_mod_call_history(),    
   
  -    ?line [?MODULE, nif_mod] = erlang:system_info(taints),
  +    ?line true = lists:member(?MODULE, erlang:system_info(taints)),
  +    ?line true = lists:member(nif_mod, erlang:system_info(taints)),
       ?line verify_tmpmem(TmpMem),
       ok.
   
  
positive.code:     ?line true = (lib_version() =/= undefined),
      ?line [{load,1,1,101},{lib_version,1,2,102}] = call_history(),
      ?line [] = call_history(),
      ?line [?MODULE] = erlang:system_info(taints),
      ok.
  
  reload(doc) -> ["Test reload callback in nif lib"];
  
negative.code:     ?line ok = forget_resource(AN4),
      ?line [] = nif_mod_call_history(),
  
      ?line true = lists:member(?MODULE, erlang:system_info(taints)),
      ?line true = lists:member(nif_mod, erlang:system_info(taints)),
      ?line verify_tmpmem(TmpMem),    
      ok.
  
  