ModifyFD          305 net/tools/epoll_server/epoll_server.cc   ModifyFD(fd, ~0, event_mask);
ModifyFD          309 net/tools/epoll_server/epoll_server.cc   ModifyFD(fd, EPOLLIN, 0);
ModifyFD          313 net/tools/epoll_server/epoll_server.cc   ModifyFD(fd, 0, EPOLLIN);
ModifyFD          317 net/tools/epoll_server/epoll_server.cc   ModifyFD(fd, EPOLLOUT, 0);
ModifyFD          321 net/tools/epoll_server/epoll_server.cc   ModifyFD(fd, 0, EPOLLOUT);
ModifyFD          625 net/tools/epoll_server/epoll_server.h   virtual void ModifyFD(int fd, int remove_event, int add_event);