FR_DUP
if (*fp->fr_dif.fd_ifname || (fp->fr_flags & FR_DUP))
fr->fr_flags |= FR_DUP;
fr->fr_flags |= FR_DUP;
fr->fr_flags |= FR_DUP;
pass &= ~(FR_CMDMASK|FR_DUP|FR_RETICMP|FR_RETRST);
if ((fr != NULL) && (pass & FR_DUP)) {
if ((fr != NULL) && !(fr->fr_flags & FR_DUP) &&
if ((fr != NULL) && !(fr->fr_flags & FR_DUP) &&