diff --git a/7.3.409 b/7.3.409
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--- /dev/null
+++ b/7.3.409
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+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.409
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.409
+Problem:    The license in pty.c is unclear.
+Solution:   Add a comment about the license.
+Files:	    src/pty.c
+
+
+*** ../vim-7.3.408/src/pty.c	2011-05-19 13:40:47.000000000 +0200
+--- src/pty.c	2012-01-20 21:07:56.000000000 +0100
+***************
+*** 14,19 ****
+--- 14,23 ----
+   * It has been modified to work better with Vim.
+   * The parts that are not used in Vim have been deleted.
+   * See the "screen" sources for the complete stuff.
++  *
++  * This specific version is distibuted under the Vim license (attribution by
++  * Juergen Weigert), the GPL applies to the original version, see the
++  * copyright notice below.
+   */
+  
+  /* Copyright (c) 1993
+*** ../vim-7.3.408/src/version.c	2012-01-20 20:54:15.000000000 +0100
+--- src/version.c	2012-01-20 21:13:11.000000000 +0100
+***************
+*** 716,717 ****
+--- 716,719 ----
+  {   /* Add new patch number below this line */
++ /**/
++     409,
+  /**/
+
+-- 
+ARTHUR: What are you going to do. bleed on me?
+                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///