Index: uspace/app/tester/mm/common.c
===================================================================
--- uspace/app/tester/mm/common.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
+++ uspace/app/tester/mm/common.c	(revision faba83975da4ba5bb605f70d4e02e065f9513e84)
@@ -342,7 +342,7 @@
 	link_initialize(&area->link);
 	
-	area->addr = as_area_create((void *) -1, size,
+	area->addr = as_area_create(AS_AREA_ANY, size,
 	    AS_AREA_WRITE | AS_AREA_READ);
-	if (area->addr == (void *) -1) {
+	if (area->addr == AS_MAP_FAILED) {
 		free(area);
 		check_consistency("map_area (a)");
Index: uspace/app/tester/mm/mapping1.c
===================================================================
--- uspace/app/tester/mm/mapping1.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
+++ uspace/app/tester/mm/mapping1.c	(revision faba83975da4ba5bb605f70d4e02e065f9513e84)
@@ -42,7 +42,7 @@
 	TPRINTF("Creating AS area...\n");
 	
-	void *result = as_area_create((void *) -1, size,
+	void *result = as_area_create(AS_AREA_ANY, size,
 	    AS_AREA_READ | AS_AREA_WRITE);
-	if (result == (void *) -1)
+	if (result == AS_MAP_FAILED)
 		return NULL;