rem: wxCannotHideCursor();
context: static long DoPrim(void *data){  PrimData *_data = (PrimData *)data;  wxPDF pdf;  pdf = _data->f;  wxCannotHideCursor();    _data->result = pdf(_data->data, _data->hwnd);    _data->done = 1;  /* Let the original thread know that we've finished, in case it's     asleep. The message is arbitrary (i.e., it shouldn't mean     anything to MrEd). */  PostThreadMessage(_data->main_thread_id, WM_APP + 79, 0, 0);  wxCanHideCursor();  return 0;}