diff -up Gauche-gtk2/src/h2s-gtk.scm.pixbufinc Gauche-gtk2/src/h2s-gtk.scm
--- Gauche-gtk2/src/h2s-gtk.scm.pixbufinc	2011-02-14 11:57:40.349898973 +0100
+++ Gauche-gtk2/src/h2s-gtk.scm	2011-02-14 11:57:58.656116451 +0100
@@ -63,7 +63,7 @@
                  (call-with-input-file "PANGOFILES" port->string-list)))
 
 (define (parse-gdk-pixbuf)
-  (parse-headers #`",|gtk-directory|/gdk-pixbuf"
+  (parse-headers #`"/usr/include/gdk-pixbuf-2.0/gdk-pixbuf"
                  (call-with-input-file "GDKPIXBUFFILES" port->string-list)))
 
 ;; defaults for the gauche-gtk package: