--- IO-AIO/AIO.xs	2017/06/23 03:23:19	1.245
+++ IO-AIO/AIO.xs	2017/06/23 21:43:51	1.246
@@ -998,6 +998,12 @@
     const_iv (MAP_HUGETLB)
     const_iv (MAP_STACK)
 
+    const_iv (F_DUPFD_CLOEXEC)
+
+    const_iv (F_OFD_GETLK)
+    const_iv (F_OFD_SETLK)
+    const_iv (F_OFD_GETLKW)
+
     const_iv (FIFREEZE)
     const_iv (FITHAW)
     const_iv (FITRIM)