unknown: wanted: foo-ext -> foo unknown: strip_addr foo-ext -> foo unknown: wanted: foo-ext -> foo -ext unknown: strip_addr foo-ext -> foo -ext unknown: wanted: foo-ext@bar -> foo@bar unknown: strip_addr foo-ext@bar -> foo@bar unknown: wanted: foo-ext@bar -> foo@bar -ext unknown: strip_addr foo-ext@bar -> foo@bar -ext