+ xbt_free(simcall_file_unlink__get__fd(simcall));
+ simcall_file_unlink__set__result(simcall, 0);
+ break;
+
+ case SIMCALL_FILE_LS:
+// xbt_dict_foreach((action->io.surf_io)->ls_dict,cursor,key, src){
+// // if there is a stat we have to duplicate it
+// if(src){
+// dst = xbt_new0(s_file_stat_t,1);
+// file_stat_copy(src, dst);
+// xbt_dict_set((action->io.surf_io)->ls_dict,key,dst,xbt_free);
+// }
+// }
+ simcall_file_ls__set__result(simcall, (action->io.surf_io)->ls_dict);