vout: macosx: Include config.h as first statement

modules/video_output/macosx.m

@@ -33,14 +33,14 @@
  * Preamble
  *****************************************************************************/
 
-#import <Cocoa/Cocoa.h>
-#import <OpenGL/OpenGL.h>
-#import <dlfcn.h>
-
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif
 
+#import <Cocoa/Cocoa.h>
+#import <OpenGL/OpenGL.h>
+#import <dlfcn.h>
+
 #include <vlc_common.h>
 #include <vlc_plugin.h>
 #include <vlc_vout_display.h>