--- a/config.h.in	Thu Mar 14 19:37:53 2024 +0100
+++ b/config.h.in	Fri Mar 15 20:57:49 2024 +0100
@@ -55,4 +55,4 @@
 #undef HAVE_MOSQUITTO_H
 
 /* Define if you have the <SDL/SDL.h> header file. */
-#undef HAVE_SDL_SDL_H
+#undef HAVE_SDL2_SDL_H