diff --git a/tests/sys/posixshm/posixshm_test.c b/tests/sys/posixshm/posixshm_test.c
--- a/tests/sys/posixshm/posixshm_test.c
+++ b/tests/sys/posixshm/posixshm_test.c
@@ -1253,6 +1253,8 @@
 	size_t ps[MAXPAGESIZES + 1]; /* silence warnings if MAXPAGESIZES == 1 */
 	int error, fd;
 
+	(void)pagesizes(ps);
+
 	fd = shm_open(SHM_ANON, O_CREAT | O_RDWR, 0);
 	ATF_REQUIRE_MSG(fd >= 0, "shm_open failed; error=%d", errno);