ep_outpipe.events = EPOLLIN;
ep_outpipe.data.ptr = &fd_stdout;
if (epoll_ctl(fd_ep, EPOLL_CTL_ADD, fd_stdout, &ep_outpipe) < 0) {
ep_outpipe.events = EPOLLIN;
ep_outpipe.data.ptr = &fd_stdout;
if (epoll_ctl(fd_ep, EPOLL_CTL_ADD, fd_stdout, &ep_outpipe) < 0) {
ep_errpipe.events = EPOLLIN;
ep_errpipe.data.ptr = &fd_stderr;
if (epoll_ctl(fd_ep, EPOLL_CTL_ADD, fd_stderr, &ep_errpipe) < 0) {
ep_errpipe.events = EPOLLIN;
ep_errpipe.data.ptr = &fd_stderr;
if (epoll_ctl(fd_ep, EPOLL_CTL_ADD, fd_stderr, &ep_errpipe) < 0) {