Also the required additional patches in crux for FRR 7.2 are also in 7.3.
https://github.com/vyos/vyos-build-frr/commit/b90ba95c5659c7a1c6156b0752faab48a7608f1a
(09:07) cpo lnx01:~/frr [master] # git tag --contains 2a99ab95e63758f3a38b8ff0973fbd74ddb409d9 base_7.3 frr-7.3 frr-7.4-dev (09:07) cpo lnx01:~/frr [master] # git tag --contains a8c427ee392f087b9430a2ea9f5e04948bf5b937 base_7.3 frr-7.3 frr-7.4-dev (09:07) cpo lnx01:~/frr [master] # git tag --contains 2a18114787919aab7bee9bf4dedcf3b407e77ebe base_7.3 frr-7.3 frr-7.4-dev