1. 根目录:
2. include
3. uapi
4. linux
5. netconf.h

#ifndef _UAPI_LINUX_NETCONF_H_
#define _UAPI_LINUX_NETCONF_H_

#include <linux/types.h>
#include <linux/netlink.h>

struct netconfmsg {
	__u8	ncm_family;
};

enum {
	NETCONFA_UNSPEC,
	NETCONFA_IFINDEX,
	NETCONFA_FORWARDING,
	NETCONFA_RP_FILTER,
	NETCONFA_MC_FORWARDING,
	NETCONFA_PROXY_NEIGH,
	__NETCONFA_MAX
};
#define NETCONFA_MAX	(__NETCONFA_MAX - 1)

#define NETCONFA_IFINDEX_ALL		-1
#define NETCONFA_IFINDEX_DEFAULT	-2

#endif /* _UAPI_LINUX_NETCONF_H_ */