pf_nvbinary
PFNV_CHK(pf_nvbinary(nvl, "addr", &krule->addr, sizeof(krule->addr)));
PFNV_CHK(pf_nvbinary(nvl, "mask", &krule->mask,
return (pf_nvbinary(nvl, "addr", paddr, sizeof(*paddr)));
PFNV_CHK(pf_nvbinary(nvl, "key", &kpool->key, sizeof(kpool->key)));
int pf_nvbinary(const nvlist_t *, const char *, void *, size_t);