mark_mutex 1497 gc/pthread_support.c static pthread_mutex_t mark_mutex = mark_mutex 1500 gc/pthread_support.c static pthread_mutex_t mark_mutex = PTHREAD_MUTEX_INITIALIZER; mark_mutex 1512 gc/pthread_support.c GC_generic_lock(&mark_mutex); mark_mutex 1524 gc/pthread_support.c if (pthread_mutex_unlock(&mark_mutex) != 0) { mark_mutex 1540 gc/pthread_support.c if (pthread_cond_wait(&builder_cv, &mark_mutex) != 0) { mark_mutex 1578 gc/pthread_support.c if (pthread_cond_wait(&mark_cv, &mark_mutex) != 0) {