servent_mutex      46 ext/net/netdb.c     ScmInternalMutex servent_mutex;
servent_mutex     398 ext/net/netdb.c     WITH_GLOBAL_LOCK(netdb_data.servent_mutex,
servent_mutex     439 ext/net/netdb.c     WITH_GLOBAL_LOCK(netdb_data.servent_mutex,
servent_mutex     556 ext/net/netdb.c     SCM_INTERNAL_MUTEX_INIT(netdb_data.servent_mutex);