sem_t              21 gc/include/private/darwin_semaphore.h static int sem_init(sem_t *sem, int pshared, int value) {
sem_t              34 gc/include/private/darwin_semaphore.h static int sem_post(sem_t *sem) {
sem_t              47 gc/include/private/darwin_semaphore.h static int sem_wait(sem_t *sem) {
sem_t              59 gc/include/private/darwin_semaphore.h static int sem_destroy(sem_t *sem) {
sem_t             101 gc/pthread_stop_world.c sem_t GC_suspend_ack_sem;
sem_t            1034 gc/pthread_support.c     sem_t registered;   	/* 1 ==> in our thread table, but 	*/