Something is almost working

util/font.c

@@ -10,13 +10,13 @@ prepText(SDL_Renderer *renderer, unsigned char pxSize, const char *file, uint8_t
     BitmapFont out;
     out.size = pxSize;
     out.color = (SDL_Color) {r, g, b, a};
-    unsigned char i = 0;
+    unsigned int i = 1;
     do {
         char tmpOut[2] = {i, 0};
         out.surface[i] = TTF_RenderText_Solid(gFont, tmpOut, out.color);
         out.texture[i] = SDL_CreateTextureFromSurface(renderer, out.surface[i]);
         i++;
-    } while (i < 255);
+    } while (i < 256);
 
     TTF_CloseFont(gFont);
     return out;
@@ -43,4 +43,11 @@ void renderText(SDL_Renderer *renderer, BitmapFont font, char *string, uint16_t
         outRect.x += charRect.w + 1;
         string++;
     }
+}
+
+void destroyFont(BitmapFont *font) {
+    for (uint16_t i = 1; i < 256; i++) {
+        SDL_DestroyTexture(font->texture[i]);
+        SDL_FreeSurface(font->surface[i]);
+    }
 }