RTF_PROTO3
{ RTF_PROTO3, '3' },
(RTF_LLINFO | RTF_PROTO1 | RTF_PROTO2 | RTF_PROTO3 | RTF_BLACKHOLE | \
#define RTF_PERMANENT_ARP RTF_PROTO3 /* only manual overwrite of entry */
{ RTF_PROTO3, '3' },
RTFLAG("3", RTF_PROTO3);