243 		(void)unlink("testfifo");  in test_blocking_reader()
254 		(void)unlink("testfifo");  in test_blocking_reader()
260 		(void)unlink("testfifo");  in test_blocking_reader()
266 		(void)unlink("testfifo");  in test_blocking_reader()
276 		(void)unlink("testfifo");  in test_blocking_reader()
288 		(void)unlink("testinfo");  in test_blocking_reader()
296 		(void)unlink("testinfo");  in test_blocking_reader()
301 	if (unlink("testfifo") < 0)  in test_blocking_reader()
318 		(void)unlink("testfifo");  in test_blocking_writer()
329 		(void)unlink("testfifo");  in test_blocking_writer()
335 		(void)unlink("testfifo");  in test_blocking_writer()
341 		(void)unlink("testfifo");  in test_blocking_writer()
351 		(void)unlink("testfifo");  in test_blocking_writer()
363 		(void)unlink("testinfo");  in test_blocking_writer()
373 		(void)unlink("testinfo");  in test_blocking_writer()
379 	if (unlink("testfifo") < 0)  in test_blocking_writer()
394 		(void)unlink("testfifo");  in test_non_blocking_reader()
401 		(void)unlink("testfifo");  in test_non_blocking_reader()
406 		(void)unlink("testfifo");  in test_non_blocking_reader()
412 	if (unlink("testfifo") < 0)  in test_non_blocking_reader()
427 		(void)unlink("testfifo");  in test_non_blocking_writer()
434 		(void)unlink("testfifo");  in test_non_blocking_writer()
439 		(void)unlink("testfifo");  in test_non_blocking_writer()
449 	if (unlink("testfifo") < 0)  in test_non_blocking_writer()