pthread_rwlock_wrlock
extern int pthread_rwlock_wrlock(pthread_rwlock_t *lock);
if (pthread_rwlock_wrlock(&fWebDirLock) == 0) {
if (pthread_rwlock_wrlock(&fIndexNameLock) == 0) {
if (pthread_rwlock_wrlock(&fLogFileLock) == 0) {
return pthread_rwlock_wrlock(&fLock);
WRAPPER_FUNCTION(int, pthread_rwlock_wrlock, (pthread_rwlock_t *lock),
pthread_rwlock_wrlock(&_nslock);