Index: libcfa/src/bits/weakso_locks.hfa
===================================================================
--- libcfa/src/bits/weakso_locks.hfa	(revision 73f04fd954990d3b14f6516682f4c7a18cace0cd)
+++ libcfa/src/bits/weakso_locks.hfa	(revision 352cbc20a6de0f18d4b8f52d721bab8a03bbf392)
@@ -15,4 +15,6 @@
 // Update Count     :
 //
+
+#pragma once
 
 #include "bits/locks.hfa"