+extern void scm_set_smob_apply (long tc, SCM (*apply) (), int req, int opt, int rst);
+
+
+/* Functions for registering multiple handler functions simultaneously.
+ *
+ * (There is a discussion among the developers whether or not these
+ * should be deprecated in the future.)
+ */
+
+extern long scm_make_smob_type_mfpe (char *name, scm_sizet size,
+ SCM (*mark) (SCM),
+ scm_sizet (*free) (SCM),
+ int (*print) (SCM, SCM, scm_print_state*),
+ SCM (*equalp) (SCM, SCM));
+