fr_smask
if ((fr1->fr_smask == fr->fr_smask) &&
if (fr1->fr_smask &&
(fr1->fr_saddr & fr1->fr_smask) ==
(fr->fr_saddr & fr1->fr_smask)) {
} else if ((fr->fr_smask != 0) ||
} else if ((fr->fr_smask != 0) ||
fr->fr_smask, fr->fr_saddr);