--- configure.ac.orig	2013-02-10 22:20:15.000000000 -0800
+++ configure.ac	2013-02-10 22:20:57.000000000 -0800
@@ -46,6 +46,7 @@ PKG_CHECK_MODULES(LIBGLADE, [dnl
   libxml-2.0 >= required_libxml_version dnl
   atk >= required_atk_version dnl
   gtk+-2.0 >= required_gtk_version dnl
+  gmodule-2.0
   glib-2.0 >= required_glib_version])
 
 AC_MSG_CHECKING([for native Win32])