https://manpages.ubuntu.com/manpages/xenial/man3/Ns_CondWait.3aolserver.html
Ubuntu Manpage: , Ns_CondBroadcast, Ns_CondDestroy, Ns_CondInit, Ns_CondSignal,
ubuntumanpagens
https://manpages.ubuntu.com/manpages/xenial/man3/Ns_CondDestroy.3aolserver.html
Ubuntu Manpage: , Ns_CondBroadcast, Ns_CondDestroy, Ns_CondInit, Ns_CondSignal,
ubuntumanpagens