NF_HOOK_COND      213 include/linux/netfilter.h #define NF_HOOK_COND(pf, hook, skb, indev, outdev, okfn, cond)		       \
NF_HOOK_COND      325 include/linux/netfilter.h #define NF_HOOK_COND(pf, hook, skb, indev, outdev, okfn, cond) (okfn)(skb)