rb_fd_max          79 ext/io/wait/wait.c     return (VALUE)rb_thread_select(rb_fd_max(fds), rb_fd_ptr(fds), NULL, NULL, arg->timeout);
rb_fd_max         605 io.c               return rb_thread_select(rb_fd_max(rfds), rb_fd_ptr(rfds), NULL, NULL, NULL);
rb_fd_max         650 io.c               return rb_thread_select(rb_fd_max(wfds), NULL, rb_fd_ptr(wfds), NULL, NULL);
rb_fd_max        7328 io.c               ret = rb_fd_select(rb_fd_max(&stp->fds), &stp->fds, NULL, NULL, NULL);
rb_fd_max        7343 io.c               ret = rb_fd_select(rb_fd_max(&stp->fds), NULL, &stp->fds, NULL, NULL);