Remove adwaita. We were only using Gtk anyway.

configure.sh

@@ -25,7 +25,7 @@ fi
 eval set -- "$ARGS";
 
 zero="$0";
-PKGS="gtk4 libadwaita-1 librsvg-2.0"
+PKGS="gtk4 librsvg-2.0"
 
 while true; do
 

inc/app.h

@@ -5,11 +5,11 @@
 extern "C" {
 #endif
 
-#include <adwaita.h>
+#include <gtk/gtk.h>
 
 #define GAME_APP_TYPE ( game_app_get_type() )
 G_DECLARE_FINAL_TYPE(
-	GameApp, game_app, GAME, APP, AdwApplication );
+	GameApp, game_app, GAME, APP, GtkApplication );
 
 GameApp* game_app_new();
 void game_app_button_press( GameApp* app, int pin );

src/app.c

@@ -7,13 +7,13 @@
 
 struct _GameApp {
 
-	AdwApplication parent;
+	GtkApplication parent;
 
 	GameWindow* window;
 
 };
 
-G_DEFINE_TYPE( GameApp, game_app, ADW_TYPE_APPLICATION );
+G_DEFINE_TYPE( GameApp, game_app, GTK_TYPE_APPLICATION );
 
 /* PROTOTYPES!!! */
 

src/main.c

@@ -2,7 +2,7 @@
 
 #include "pins.h"
 
-#include <adwaita.h>
+#include <gtk/gtk.h>
 #include <stdio.h>
 #ifndef NO_WIRINGPI
 #include <wiringPi.h>