sit->btrp = btr_pool_new("stdin", 128 * 1024);
sprintf(sit->task.status, "stdin reader");
ret = mark_fd_nonblocking(STDIN_FILENO);
sit->btrp = btr_pool_new("stdin", 128 * 1024);
sprintf(sit->task.status, "stdin reader");
ret = mark_fd_nonblocking(STDIN_FILENO);