95 	int result;  in os_add_epoll_fd()  local
99 	result = epoll_ctl(epollfd, EPOLL_CTL_ADD, fd, &event);  in os_add_epoll_fd()
100 	if ((result) && (errno == EEXIST))  in os_add_epoll_fd()
101 		result = os_mod_epoll_fd(events, fd, data);  in os_add_epoll_fd()
102 	if (result)  in os_add_epoll_fd()
104 	return result;  in os_add_epoll_fd()
113 	int result;  in os_mod_epoll_fd()  local
117 	result = epoll_ctl(epollfd, EPOLL_CTL_MOD, fd, &event);  in os_mod_epoll_fd()
118 	if (result)  in os_mod_epoll_fd()
121 	return result;  in os_mod_epoll_fd()
130 	int result;  in os_del_epoll_fd()  local
134 	result = epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &event);  in os_del_epoll_fd()
135 	return result;  in os_del_epoll_fd()