Added flock() tests.
diff --git a/runtest/syscalls b/runtest/syscalls
index c51ec65..bb2f54b 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -142,6 +142,9 @@
 fcntl20 fcntl20
 fcntl21 fcntl21
 
+flock01 flock01
+flock02 flock02
+
 fork01 fork01
 fork02 fork02
 fork03 fork03