1 #include <liblockdep/mutex.h> 2 #include "common.h" 3 main(void)4 void main(void) 5 { 6 pthread_mutex_t a, b; 7 8 pthread_mutex_init(&a, NULL); 9 pthread_mutex_init(&b, NULL); 10 11 LOCK_UNLOCK_2(a, b); 12 LOCK_UNLOCK_2(b, a); 13 } 14