hhook_head_deregister
error = hhook_head_deregister(hhh);
if (hhook_head_deregister(V_socket_hhh[subtype]) != 0)
error = hhook_head_deregister(V_ipsec_hhh_in[HHOOK_IPSEC_INET]);
error = hhook_head_deregister(V_ipsec_hhh_out[HHOOK_IPSEC_INET]);
error = hhook_head_deregister(V_tcp_hhh[HHOOK_TCP_EST_IN]);
error = hhook_head_deregister(V_tcp_hhh[HHOOK_TCP_EST_OUT]);
error = hhook_head_deregister(V_ipsec_hhh_in[HHOOK_IPSEC_INET6]);
error = hhook_head_deregister(V_ipsec_hhh_out[HHOOK_IPSEC_INET6]);
int hhook_head_deregister(struct hhook_head *hhh);