--- IO-AIO/AIO.xs	2010/01/10 23:44:02	1.163
+++ IO-AIO/AIO.xs	2010/05/04 21:14:01	1.164
@@ -664,8 +664,11 @@
     const_iv (ENOSYS)
     const_iv (O_RDONLY)
     const_iv (O_WRONLY)
+    const_iv (O_RDWR)
     const_iv (O_CREAT)
     const_iv (O_TRUNC)
+    const_iv (O_EXCL)
+    const_iv (O_APPEND)
 #ifndef _WIN32
     const_iv (S_IFIFO)
 #endif