diff --git a/src/image.c b/src/image.c
index 3ebf469e8b3..429777ce511 100644
--- a/src/image.c
+++ b/src/image.c
@@ -1269,8 +1269,7 @@ image_background_transparent (struct image *img, struct frame *f, XImagePtr_or_D
   return img->background_transparent;
 }
 
-#if defined (HAVE_PNG) || defined (HAVE_NS) \
-  || defined (HAVE_IMAGEMAGICK) || defined (HAVE_RSVG)
+#if defined (HAVE_PNG) || defined (HAVE_IMAGEMAGICK) || defined (HAVE_RSVG)
 
 /* Store F's background color into *BGCOLOR.  */
 static void
@@ -1284,7 +1283,7 @@ x_query_frame_background_color (struct frame *f, XColor *bgcolor)
 #endif
 }
 
-#endif /* HAVE_PNG || HAVE_NS || HAVE_IMAGEMAGICK || HAVE_RSVG */
+#endif /* HAVE_PNG || HAVE_IMAGEMAGICK || HAVE_RSVG */
 
 /***********************************************************************
 		  Helper functions for X image types