{"ast_node_type":"other","tokens":[{"end":23,"kind":"keyword","start":0,"text":"if"}]}
    if mallinfo2 == 1 {
    let mut mallinfo2 = MALLINFO2.load(Ordering::Relaxed);
        mallinfo2 = unsafe { libc::dlsym(libc::RTLD_DEFAULT, c"mallinfo2".as_ptr()) } as usize;