Moved DRIVERS variable into display.h.

src/display.c

@@ -33,8 +33,6 @@ inline int display_init(void)
     for(int i = 0; i < NB_DRIVERS; i++)
         debug_printf("%d : %s", i, SDL_GetRenderDriver(i));
 
-    const char *DRIVERS = "vulkan,gpu,software";
-
     warning_printf("This build of 2D_Engine_C only support the following drivers : %s", DRIVERS);
 
     renderer = SDL_CreateRenderer(window, DRIVERS);

src/headers/display.h

@@ -10,6 +10,9 @@
 #define DISPLAY_HEIGHT 224
 #define RENDER_SCALE 2
 
+#define DRIVERS "vulkan,gpu,software"
+
+
 extern SDL_Window *window;
 extern SDL_Renderer *renderer;