diff --git a/gcolor2/gcolor2-0.4-amd64.patch b/gcolor2/gcolor2-0.4-amd64.patch
new file mode 100644
index 000000000..cd06a8315
--- /dev/null
+++ b/gcolor2/gcolor2-0.4-amd64.patch
@@ -0,0 +1,46 @@
+diff --exclude-from=/home/dang/bin/scripts/diffrc -up -ruN gcolor2-0.4.orig/src/callbacks.c gcolor2-0.4/src/callbacks.c
+--- gcolor2-0.4.orig/src/callbacks.c	2005-07-12 14:06:12.000000000 -0400
++++ gcolor2-0.4/src/callbacks.c	2007-02-17 19:19:38.000000000 -0500
+@@ -4,6 +4,9 @@
+ 
+ #include <gtk/gtk.h>
+ #include <stdio.h>
++#include <string.h>
++#include <glib.h>
++#include <glib/gprintf.h>
+ 
+ #include "callbacks.h"
+ #include "interface.h"
+@@ -172,6 +175,9 @@ void on_copy_color_to_clipboard_activate
+ 	gtk_clipboard_set_text (cb, hex, strlen (hex));
+ }
+ 
++void add_rgb_file (gchar *filename, gchar *type);
++gchar* get_system_file (void);
++
+ void on_show_system_colors_activate (GtkMenuItem *menuitem, gpointer user_data)
+ {
+ 	if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (menuitem)))
+@@ -266,6 +272,8 @@ void on_save_button_clicked (GtkButton *
+ 	gtk_widget_destroy (savedialog);
+ }
+ 
++void add_list_color (gchar *spec, gchar *name, gchar *type, gboolean is_new_color);
++
+ void add_color_to_treeview ()
+ {
+ 	GtkTreeView      *treeview;
+diff --exclude-from=/home/dang/bin/scripts/diffrc -up -ruN gcolor2-0.4.orig/src/main.c gcolor2-0.4/src/main.c
+--- gcolor2-0.4.orig/src/main.c	2005-07-11 10:55:49.000000000 -0400
++++ gcolor2-0.4/src/main.c	2007-02-17 19:18:23.000000000 -0500
+@@ -4,6 +4,10 @@
+ 
+ #include <gtk/gtk.h>
+ #include <stdio.h>
++#include <stdlib.h>
++#include <string.h>
++#include <glib.h>
++#include <glib/gprintf.h>
+ 
+ #include "interface.h"
+ #include "support.h"