NOT_OK            143 third_party/libwebp/utils/thread.c     } else if (worker->status_ == NOT_OK) {   // finish the worker
NOT_OK            178 third_party/libwebp/utils/thread.c   worker->status_ = NOT_OK;
NOT_OK            229 third_party/libwebp/utils/thread.c     ChangeState(worker, NOT_OK);
NOT_OK            234 third_party/libwebp/utils/thread.c     worker->status_ = NOT_OK;
NOT_OK            237 third_party/libwebp/utils/thread.c   assert(worker->status_ == NOT_OK);