145     Fifo,  enumerator
231             flavor: Flavor::Fifo,  in new_fifo()
455             Flavor::Fifo => {  in pop()
722             Flavor::Fifo => {  in steal_batch()
725                     Flavor::Fifo => {  in steal_batch()
812                 if dest.flavor == Flavor::Fifo {  in steal_batch()
909             Flavor::Fifo => {  in steal_batch_and_pop()
912                     Flavor::Fifo => {  in steal_batch_and_pop()
1009                 if dest.flavor == Flavor::Fifo {  in steal_batch_and_pop()
1484                 Flavor::Fifo => {  in steal_batch()
1646                 Flavor::Fifo => {  in steal_batch_and_pop()