fr_ifname
printaddr(fp->fr_v, fp->fr_satype, fp->fr_ifname,
printaddr(fp->fr_v, fp->fr_datype, fp->fr_ifname,
if (*fp->fr_ifname) {
printifname("on ", fp->fr_ifname, fp->fr_ifa);
!strcmp(fr1->fr_ifname, fr->fr_ifname)) {
if (*fr->fr_ifname)