内容摘要:复制//select系统调用 intselect(intmaxfdp,fd_set*readfds,fd_set*writefds,fd_set*errorfds,structt

复制// select 系统调用 intselect(int maxfdp,什快
fd_set *readfds,fd_set *writefds,fd_set *errorfds,struct timeval *timeout); // poll 系统调用 int poll(struct pollfd fds[], nfds_t nfds, int timeout); 1.2.3.4.