rset 1200 main/network.c fd_set rset, wset, eset; rset 1214 main/network.c FD_ZERO(&rset); rset 1220 main/network.c PHP_SAFE_FD_SET(ufds[i].fd, &rset); rset 1240 main/network.c n = select(max_fd + 1, &rset, &wset, &eset, timeout >= 0 ? &tv : NULL); rset 1246 main/network.c if (PHP_SAFE_FD_ISSET(ufds[i].fd, &rset)) {