AS_SOURCE
if (f->type == AS_SOURCE) {
{ ASTYPE, "source-as", AS_SOURCE, t_show_rib_as},
{ ASTYPE, "source-as", AS_SOURCE, t_show_mrt_as},
| SOURCEAS { $$ = AS_SOURCE; }
else if (r->match.as.type == AS_SOURCE)
if (f->type == AS_SOURCE) {