ip_defrag_users
enum ip_defrag_users lower_bond,
enum ip_defrag_users upper_bond)
static enum ip_defrag_users nf_ct_defrag_user(unsigned int hooknum,
enum ip_defrag_users user =
static inline enum ip_defrag_users ip_vs_defrag_user(unsigned int hooknum)
enum ip_defrag_users user = IP_DEFRAG_CONNTRACK_IN + zone;