Rework SDL_INIT_TIMER for SDL3

No longer exists in SDL3, so simple compat is to mock it out to a macro that is zero in SDL3.

Author: Starbuck5

src_c/_pygame.h

@@ -115,6 +115,8 @@ PG_UnlockMutex(SDL_mutex *mutex)
 #define PG_FIND_VNUM_MINOR(ver) SDL_VERSIONNUM_MINOR(ver)
 #define PG_FIND_VNUM_MICRO(ver) SDL_VERSIONNUM_MICRO(ver)
 
+#define PG_INIT_TIMER 0
+
 #else /* ~SDL_VERSION_ATLEAST(3, 0, 0)*/
 #define PG_ShowCursor() SDL_ShowCursor(SDL_ENABLE)
 #define PG_HideCursor() SDL_ShowCursor(SDL_DISABLE)
@@ -180,6 +182,8 @@ PG_UnlockMutex(SDL_mutex *mutex)
 #define PG_FIND_VNUM_MINOR(ver) ver.minor
 #define PG_FIND_VNUM_MICRO(ver) ver.patch
 
+#define PG_INIT_TIMER SDL_INIT_TIMER
+
 #if SDL_VERSION_ATLEAST(2, 0, 14)
 #define PG_SurfaceHasRLE SDL_HasSurfaceRLE
 #else

src_c/base.c

@@ -341,10 +341,10 @@ pg_init(PyObject *self, PyObject *_null)
 
     /*nice to initialize timer, so startup time will reflec pg_init() time*/
 #if defined(WITH_THREAD) && !defined(MS_WIN32) && defined(SDL_INIT_EVENTTHREAD)
-    pg_sdl_was_init = SDL_Init(SDL_INIT_EVENTTHREAD | SDL_INIT_TIMER |
+    pg_sdl_was_init = SDL_Init(SDL_INIT_EVENTTHREAD | PG_INIT_TIMER |
                                PG_INIT_NOPARACHUTE) == 0;
 #else
-    pg_sdl_was_init = SDL_Init(SDL_INIT_TIMER | PG_INIT_NOPARACHUTE) == 0;
+    pg_sdl_was_init = SDL_Init(PG_INIT_TIMER | PG_INIT_NOPARACHUTE) == 0;
 #endif
 
     pg_env_blend_alpha_SDL2 = SDL_getenv("PYGAME_BLEND_ALPHA_SDL2");