builder_cv 1503 gc/pthread_support.c static pthread_cond_t builder_cv = PTHREAD_COND_INITIALIZER; builder_cv 1540 gc/pthread_support.c if (pthread_cond_wait(&builder_cv, &mark_mutex) != 0) { builder_cv 1561 gc/pthread_support.c if (pthread_cond_broadcast(&builder_cv) != 0) {