--- misc/build/cairo-1.8.0.org/src/cairo-quartz.h
+++ misc/build/cairo-1.8.0/src/cairo-quartz.h
@@ -66,8 +66,12 @@
 cairo_public cairo_font_face_t *
 cairo_quartz_font_face_create_for_cgfont (CGFontRef font);
 
+#if 0
+
 cairo_public cairo_font_face_t *
 cairo_quartz_font_face_create_for_atsu_font_id (ATSUFontID font_id);
+
+#endif /* 0 */
 
 #endif /* CAIRO_HAS_QUARTZ_FONT */
 
--- misc/build/cairo-1.8.0.org/src/cairo-quartz-font.c
+++ misc/build/cairo-1.8.0/src/cairo-quartz-font.c
@@ -766,6 +766,8 @@
 }
 
 
+#if 0
+
 /*
  * compat with old ATSUI backend
  */
@@ -808,3 +808,5 @@
 {
     return cairo_quartz_font_face_create_for_atsu_font_id (font_id);
 }
+
+#endif /* 0 */