__bt_free
if (__bt_relink(t, pg) || __bt_free(t, pg))
return (__bt_relink(t, h) || __bt_free(t, h));
__bt_free(t, h);
int __bt_free __P((BTREE *, PAGE *));
if (__bt_relink(t, pg) || __bt_free(t, pg))
return (__bt_relink(t, h) || __bt_free(t, h));
__bt_free(t, h);
int __bt_free(BTREE *, PAGE *);