File Gtk2-Unique-rt120115-Fix-crash.patch of Package perl-Gtk2-Unique

diff --git a/xs/UniqueApp.xs b/xs/UniqueApp.xs
index daba209d123d89b1c59a2c84e2ae254aaf895538..cd38bbc3a2e3830927bd74ab52fb2dbb9c7e1a4c 100644
--- a/xs/UniqueApp.xs
+++ b/xs/UniqueApp.xs
@@ -1,6 +1,8 @@
 #include "unique-perl.h"
 #include <gperl_marshal.h>
 
+G_CONST_RETURN gchar * unique_command_to_string (UniqueApp *app, gint command);
+
 static void
 perl_unique_app_marshall_message_received (
 	GClosure *closure,