+#ifdef __KERNEL__
+#include <linux/skbuff.h>
+
+static inline struct igmphdr *igmp_hdr(const struct sk_buff *skb)
+{
+ return (struct igmphdr *)skb_transport_header(skb);
+}
+
+static inline struct igmpv3_report *
+ igmpv3_report_hdr(const struct sk_buff *skb)
+{
+ return (struct igmpv3_report *)skb_transport_header(skb);
+}
+
+static inline struct igmpv3_query *
+ igmpv3_query_hdr(const struct sk_buff *skb)
+{
+ return (struct igmpv3_query *)skb_transport_header(skb);
+}
+#endif
+