mutex_lock_with_timeout
extern status_t mutex_lock_with_timeout(mutex* lock, uint32 timeoutFlags,
switch (mutex_lock_with_timeout(handle, B_RELATIVE_TIMEOUT,
if (mutex_lock_with_timeout(&fExploreLock, B_RELATIVE_TIMEOUT, 1000) != B_OK) {
if (mutex_lock_with_timeout(&sOutputLock, B_RELATIVE_TIMEOUT, 100 * 1000) != B_OK)