Index: uspace/app/tester/mm/mapping1.c
===================================================================
--- uspace/app/tester/mm/mapping1.c	(revision c1694b6b243b360b5f1fbf0629b5e7d4f7f4a515)
+++ uspace/app/tester/mm/mapping1.c	(revision a0a9cc249adce31c755defdb6b74a991ebbf55ea)
@@ -66,5 +66,5 @@
     verify_mapping((area), (page_count), (expected_rc), #expected_rc)
 
-static bool verify_mapping(void *area, int page_count, int expected_rc,
+static bool verify_mapping(void *area, int page_count, errno_t expected_rc,
     const char *expected_rc_str)
 {
@@ -73,5 +73,5 @@
 	for (i = 0; i < page_count; i++) {
 		void *page_start = ((char *) area) + PAGE_SIZE * i;
-		int rc = as_get_physical_mapping(page_start, NULL);
+		errno_t rc = as_get_physical_mapping(page_start, NULL);
 		if (rc != expected_rc) {
 			TPRINTF("as_get_physical_mapping() = %s != %s\n",
@@ -85,5 +85,5 @@
 const char *test_mapping1(void)
 {
-	int rc;
+	errno_t rc;
 	
 	size_t buffer1_len = BUFFER1_PAGES * PAGE_SIZE;