extern test_func test_priority_donate_multiple2;
extern test_func test_priority_donate_sema;
extern test_func test_priority_donate_nest;
+extern test_func test_priority_donate_lower;
extern test_func test_priority_fifo;
extern test_func test_priority_preempt;
extern test_func test_priority_sema;
extern test_func test_mlfqs_fair_20;
extern test_func test_mlfqs_nice_2;
extern test_func test_mlfqs_nice_10;
+extern test_func test_mlfqs_block;
void msg (const char *, ...);
void fail (const char *, ...);