#ifdef AFS_PTHREAD_ENV
#include <pthread.h>
#include <afs/opr.h>
-#define LOCK_LOCK(A) opr_Verify(pthread_mutex_lock(&(A)->mutex));
-#define LOCK_UNLOCK(A) opr_Verify(pthread_mutex_unlock(&(A)->mutex));
+#define LOCK_LOCK(A) opr_Verify(pthread_mutex_lock(&(A)->mutex) == 0);
+#define LOCK_UNLOCK(A) opr_Verify(pthread_mutex_unlock(&(A)->mutex) == 0);
#else /* AFS_PTHREAD_ENV */
#define LOCK_LOCK(A)
#define LOCK_UNLOCK(A)