+/* --- @trace_custom@ --- *
+ *
+ * Arguments: @void (*func)(const char *buf, size_t sz, void *v)@ =
+ * output function
+ * @void *v@ = magic handle to give to function
+ *
+ * Returns: ---
+ *
+ * Use: Sets up a custom trace handler.
+ */
+
+extern void trace_custom(void (*/*func*/)(const char */*buf*/,
+ size_t /*sz*/, void */*v*/),
+ void */*v*/);
+