ZeroMQ:10---基礎篇之（IO多路複用：zmq_poller()）

一、主要函數

void *zmq_poller_new (void); 
int zmq_poller_destroy (void *poller_p);

int zmq_poller_add (void *poller, void *socket, void *user_data, short events); 
int zmq_poller_modify (void *poller, void *socket, short events); 
int zmq_poller_remove (void *poller, void *socket);

int zmq_poller_add_fd (void *poller, int fd, void *user_data, short events); 
int zmq_poller_modify_fd (void *poller, int fd, short events); 
int zmq_poller_remove_fd (void *poller, int fd);

int zmq_poller_wait_all (void *poller, zmq_poller_event_t *events, int n_events, long timeout);

待續