Index: libcfa/src/bits/weakso_locks.hfa
===================================================================
--- libcfa/src/bits/weakso_locks.hfa	(revision ab1b971e619522ae51be851c9a3fbf478c0d978a)
+++ libcfa/src/bits/weakso_locks.hfa	(revision 85871478e2c3bde78417caf29d8014cca369458a)
@@ -15,4 +15,6 @@
 // Update Count     :
 //
+
+#pragma once
 
 #include "bits/locks.hfa"