struct proto *prot, int zero_it);
extern void sk_free(struct sock *sk);
extern struct sk_buff *sock_wmalloc(struct sock *sk,
unsigned long size, int force,
struct proto *prot, int zero_it);
extern void sk_free(struct sock *sk);
extern struct sk_buff *sock_wmalloc(struct sock *sk,
unsigned long size, int force,