Ubuntu 14.04 does not have GNU Make 4, and thus does not understand --output-sync
Ubuntu 14.04 does not have GNU Make 4, and thus does not understand --output-sync

opentable/sous,samsalisbury/sous,samsalisbury/sous,opentable/sous,opentable/sous,samsalisbury/sous,opentable/sous,samsalisbury/sous,samsalisbury/sous,opentable/sous