#define WHERE_END 1 /* Add to end of queue */
#define WHERE_BEFORE_RANDOM 2 /* End, or before random track */
#define WHERE_AFTER 3 /* After the target */
+#define WHERE_NOWHERE 4 /* Don't add to queue at all */
/* add an entry to the queue. Return a pointer to the new entry. */
void queue_remove(struct queue_entry *q, const char *who);