dtrace_handle_drop_f
dtrace_handle_drop(dtrace_hdl_t *dtp, dtrace_handle_drop_f *hdlr, void *arg)
dtrace_handle_drop_f *dt_drophdlr; /* drop handler, if any */
extern int dtrace_handle_drop(dtrace_hdl_t *, dtrace_handle_drop_f *, void *);