+
+LY_DEFINE (ly_outputter_module, "ly:outputter-module",
+ 1, 0, 0, (SCM outputter),
+ "Return output module of @var{outputter}.")
+{
+ LY_ASSERT_SMOB (Paper_outputter, outputter, 1);
+
+ Paper_outputter *po = unsmob<Paper_outputter> (outputter);
+ return po->module ();
+}