Linux，C.我创建了多个线程来运行工作负载，我想在指定的秒数/超时后通知这些线程停止/终止。我如何用C实现它？void*do_function(void*ptr){//calculating,dotheworkloadhere;}intrun(structcalculate_node*node){pthread_tthreads[MAX_NUM_THREADS];for(t=0;tmax_threads;t++){rc=pthread_create(&threads[t],NULL,do_function,(void*)node);if(rc)return-1;}//howdoIc