diff -Nurd cairomm-1.8.2.ori/cairomm/quartz_font.cc cairomm-1.8.2/cairomm/quartz_font.cc
--- cairomm-1.8.2.ori/cairomm/quartz_font.cc	2008-12-20 15:37:46.000000000 -0200
+++ cairomm-1.8.2/cairomm/quartz_font.cc	2009-09-05 14:47:35.000000000 -0300
@@ -30,21 +30,24 @@
   check_object_status_and_throw_exception(*this);
 }
 
-QuartzFontFace::QuartzFontFace(ATSUFontID font_id) :
-  FontFace(cairo_quartz_font_face_create_for_atsu_font_id(font_id), true)
+RefPtr<QuartzFontFace> QuartzFontFace::create(CGFontRef font)
 {
-  check_object_status_and_throw_exception(*this);
+  return RefPtr<QuartzFontFace>(new QuartzFontFace(font));
 }
 
-RefPtr<QuartzFontFace> QuartzFontFace::create(CGFontRef font)
+
+#ifndef __LP64__
+QuartzFontFace::QuartzFontFace(ATSUFontID font_id) :
+  FontFace(cairo_quartz_font_face_create_for_atsu_font_id(font_id), true)
 {
-  return RefPtr<QuartzFontFace>(new QuartzFontFace(font));
+  check_object_status_and_throw_exception(*this);
 }
 
 RefPtr<QuartzFontFace> QuartzFontFace::create(ATSUFontID font_id)
 {
   return RefPtr<QuartzFontFace>(new QuartzFontFace(font_id));
 }
+#endif
 
 }
 
diff -Nurd cairomm-1.8.2.ori/cairomm/quartz_font.h cairomm-1.8.2/cairomm/quartz_font.h
--- cairomm-1.8.2.ori/cairomm/quartz_font.h	2008-12-20 15:37:46.000000000 -0200
+++ cairomm-1.8.2/cairomm/quartz_font.h	2009-09-05 14:53:00.000000000 -0300
@@ -46,6 +46,7 @@
    */
   static RefPtr<QuartzFontFace> create(CGFontRef font);
 
+#ifndef __LP64__
   /** Creates a new font for the Quartz font backend based on an ATSUFontID.
    * This font can then be used with Context::set_font_face() or
    * ScaledFont::create().
@@ -55,11 +56,14 @@
    * @since 1.8
    */
   static RefPtr<QuartzFontFace> create(ATSUFontID font_id);
+#endif
 
 
 protected:
   QuartzFontFace(CGFontRef font);
+#ifndef __LP64__
   QuartzFontFace(ATSUFontID font_id);
+#endif
 };
 
 }