The Quicktime-Options-Button-Freeze warning is only nescessary on OSX

machines. The problem doesn't occur on windows platforms.

source/blender/src/buttons_scene.c

@@ -599,7 +599,9 @@ void do_render_panels(unsigned short event)
 	case B_SELECTCODEC:
 #if defined (_WIN32) || defined (__APPLE__)
 		if ((G.scene->r.imtype == R_QUICKTIME)) { /* || (G.scene->r.qtcodecdata)) */
+#ifdef __APPLE__
 			notice("Warning: the 'Options' button in the next dialog causes a freeze...");
+#endif /* __APPLE__ */
 			get_qtcodec_settings();
 		}
 #ifdef _WIN32