@tsearle commented on this pull request.
} else if(str_eq(&key, "all")) {
+ ng_flags->all_legs = 1; + } else
I was hoping so too, unknown flags get put into ng_flags->flags
however https://github.com/kamailio/kamailio/blob/7de2b9b7625d9cb856944627a3a5d7c167...
ignores ng_flags->flags when doing the encoding. I was not brave enough to change this behaviour as the effect would be quite global!