--- a/doc/main.txt	Fri Mar 30 00:11:51 2007 +0200
+++ b/doc/main.txt	Fri Mar 30 00:12:34 2007 +0200
@@ -15,7 +15,6 @@
  *
  * The "core" module contains:
  *    - a Functor class: ns3::Callback
- *    - an os-independent interface to get write-only access to a file: ns3::SystemFile
  *    - an os-independent interface to get access to the elapsed wall clock time: ns3::SystemWallClockMs
  *    - a class to register regression tests with the test manager: ns3::Test and ns3::TestManager
  *    - debugging facilities: \ref debugging, \ref assert, \ref error