bpf_rb_node_kern
struct bpf_rb_node_kern *node_internal = (struct bpf_rb_node_kern *)node;
struct bpf_rb_node_kern *node,
struct bpf_rb_node_kern *n = (void *)node;
struct bpf_rb_node_kern *node_internal = (struct bpf_rb_node_kern *)node;
struct bpf_rb_node_kern *node_internal = (struct bpf_rb_node_kern *)node;