PTHREAD_MUTEX_INITIALIZER 1179 src/dps8/dps8_scu.c static pthread_mutex_t clock_lock = PTHREAD_MUTEX_INITIALIZER;
PTHREAD_MUTEX_INITIALIZER  307 src/dps8/threadz.c static pthread_mutex_t tst_lock = PTHREAD_MUTEX_INITIALIZER;
PTHREAD_MUTEX_INITIALIZER  964 src/dps8/threadz.c 
PTHREAD_MUTEX_INITIALIZER  606 src/libsir/include/sir/platform.h #  define SIR_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER