{"ast_node_type":"variable","tokens":[{"end":61,"kind":"keyword","start":0,"text":"let"}]}
        let llfty = if cx.sess().target.os.contains("uefi") {
        // `usize efi_main(void *handle, void *system_table)` depending on the target.
            cx.type_func(&[cx.type_ptr(), cx.type_ptr()], cx.type_isize())