if(oldstr4970){
if(oldstr4970->fixed)qbs_set(oldstr4970,_FUNC_IDECLEARHISTORY_STRING_WHICHHISTORY);
qbs_free(_FUNC_IDECLEARHISTORY_STRING_WHICHHISTORY);
}
qbs_free(_FUNC_IDECLEARHISTORY_STRING_T);
qbs_free(_FUNC_IDECLEARHISTORY_STRING_M);