static void
setup_message_id_table (mactime_main_t * mm, api_main_t * am)
{
-#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n #crc, id + mm->msg_id_base);
+#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + mm->msg_id_base);
foreach_vl_msg_name_crc_mactime;
#undef _
}