iOS: I don't think SDL compiles with the iOS 7 SDK anymore, so we might as well drop the #ifdefs trying to guard for that.

src/video/uikit/SDL_uikitmessagebox.m

@@ -55,7 +55,6 @@ UIKit_WaitUntilMessageBoxClosed(const SDL_MessageBoxData *messageboxdata, int *c
 static BOOL
 UIKit_ShowMessageBoxAlertController(const SDL_MessageBoxData *messageboxdata, int *buttonid)
 {
-#ifdef __IPHONE_8_0
     int i;
     int __block clickedindex = messageboxdata->numbuttons;
     const SDL_MessageBoxButtonData *buttons = messageboxdata->buttons;
@@ -111,9 +110,6 @@ UIKit_ShowMessageBoxAlertController(const SDL_MessageBoxData *messageboxdata, in
 
     *buttonid = messageboxdata->buttons[clickedindex].buttonid;
     return YES;
-#else
-    return NO;
-#endif /* __IPHONE_8_0 */
 }
 
 /* UIAlertView is deprecated in iOS 8+ in favor of UIAlertController. */

src/video/uikit/SDL_uikitmetalview.m

@@ -92,12 +92,9 @@ UIKit_Mtl_AddMetalView(SDL_Window* window)
          * backing dimensions of the Metal view will match the pixel
          * dimensions of the screen rather than the dimensions in points.
          */
-#ifdef __IPHONE_8_0
         if ([data.uiwindow.screen respondsToSelector:@selector(nativeScale)]) {
             scale = data.uiwindow.screen.nativeScale;
-        } else
-#endif
-        {
+        } else {
             scale = data.uiwindow.screen.scale;
         }
     }

src/video/uikit/SDL_uikitmodes.m

@@ -211,13 +211,11 @@ UIKit_GetDisplayModes(_THIS, SDL_VideoDisplay * display)
         availableModes = data.uiscreen.availableModes;
 #endif
 
-#ifdef __IPHONE_8_0
         /* The UIScreenMode of an iPhone 6 Plus should be 1080x1920 rather than
          * 1242x2208 (414x736@3x), so we should use the native scale. */
         if ([data.uiscreen respondsToSelector:@selector(nativeScale)]) {
             scale = data.uiscreen.nativeScale;
         }
-#endif
 
         for (UIScreenMode *uimode in availableModes) {
             /* The size of a UIScreenMode is in pixels, but we deal exclusively

src/video/uikit/SDL_uikitopengles.m

@@ -168,12 +168,9 @@ UIKit_GL_CreateContext(_THIS, SDL_Window * window)
             /* Set the scale to the natural scale factor of the screen - the
              * backing dimensions of the OpenGL view will match the pixel
              * dimensions of the screen rather than the dimensions in points. */
-#ifdef __IPHONE_8_0
             if ([data.uiwindow.screen respondsToSelector:@selector(nativeScale)]) {
                 scale = data.uiwindow.screen.nativeScale;
-            } else
-#endif
-            {
+            } else {
                 scale = data.uiwindow.screen.scale;
             }
         }