diff -p -up libgfx/src/gui.cxx~ libgfx/src/gui.cxx
--- libgfx/src/gui.cxx~	2002-04-02 18:57:53.000000000 +0200
+++ libgfx/src/gui.cxx	2009-07-28 10:10:32.000000000 +0200
@@ -13,7 +13,7 @@
 #include <gfx/gui.h>
 #include <gfx/raster.h>
 
-#include <FL/fl_file_chooser.H>
+#include <FL/Fl_File_Chooser.H>
 #include <FL/fl_ask.H>
 
 #include <cstdio>