pthread_rwlock_tryrdlock  100 source4/heimdal/lib/krb5/heim_threads.h #define	HEIMDAL_RWLOCK_tryrdlock(l) pthread_rwlock_tryrdlock(l)	
pthread_rwlock_tryrdlock  321 source4/smbd/process_thread.c 	if ((rc = pthread_rwlock_tryrdlock(rwlock))) {