centos man page for skb_queue_is_first

SKB_QUEUE_IS_FIRST(9)						 Linux Networking					     SKB_QUEUE_IS_FIRST(9)

NAME
       skb_queue_is_first - check if skb is the first entry in the queue

SYNOPSIS
       bool skb_queue_is_first(const struct sk_buff_head * list, const struct sk_buff * skb);

ARGUMENTS
       list
	   queue head

       skb
	   buffer

DESCRIPTION
       Returns true if skb is the first buffer on the list.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						     SKB_QUEUE_IS_FIRST(9)