+ * Revision 1.7 1994-10-05 10:47:15 adam
+ * Function pr_lru is non-static now. No warning no more.
+ *
+ * Revision 1.6 1994/09/06 13:05:14 adam
+ * Further development of insertion. Some special cases are
+ * not properly handled yet! assert(0) are put here. The
+ * binary search in each page definitely reduce usr CPU.
+ *
+ * Revision 1.5 1994/09/01 17:49:38 adam