Index: uspace/app/tester/vfs/vfs1.c
===================================================================
--- uspace/app/tester/vfs/vfs1.c	(revision 5973fd0e3fba22d883e191eaf2eb0c640098d526)
+++ uspace/app/tester/vfs/vfs1.c	(revision 2db4ac8457acaa2a1655dc42d95e27e27dbdc03f)
@@ -31,9 +31,10 @@
 #include <stdlib.h>
 #include <string.h>
-#include <sys/types.h>
 #include <vfs.h>
 #include <unistd.h>
 #include <fcntl.h>
 #include <dirent.h>
+#include <sys/types.h>
+#include <sys/stat.h>
 #include "../tester.h"
 
@@ -43,4 +44,6 @@
 		return "Mount failed.\n";
 
+	if (mkdir("/mydir", 0) != 0)
+		return "mkdir() failed.\n";
 
 	DIR *dirp;