static int inet_netconf_fill_devconf(struct sk_buff *skb, int ifindex,
				     struct ipv4_devconf *devconf, u32 portid,
				     u32 seq, int event, unsigned int flags,
				     int type)
static int inet_netconf_fill_devconf(struct sk_buff *skb, int ifindex,
				     const struct ipv4_devconf *devconf,
				     u32 portid, u32 seq, int event,
				     unsigned int flags, int type)