SDL_syswm.h has been removed and replaced with window properties

include/SDL3/SDL_hints.h

@@ -417,7 +417,6 @@ extern "C" {
  *    "0"     - Don't log any events (default)
  *    "1"     - Log most events (other than the really spammy ones).
  *    "2"     - Include mouse and finger motion events.
- *    "3"     - Include SDL_SysWMEvent events.
  *
  *  This is generally meant to be used to debug SDL itself, but can be useful
  *  for application developers that need better visibility into what is going