iom_lock          276 src/dps8/threadz.c static pthread_mutex_t iom_lock;
iom_lock          281 src/dps8/threadz.c     rc = pthread_mutex_lock (& iom_lock);
iom_lock          289 src/dps8/threadz.c     rc = pthread_mutex_unlock (& iom_lock);
iom_lock          972 src/dps8/threadz.c     pthread_mutex_init (& iom_lock, & iom_attr);