updated for version 7.0c
diff --git a/runtime/doc/undo.txt b/runtime/doc/undo.txt
index 2a2d478..8f6132e 100644
--- a/runtime/doc/undo.txt
+++ b/runtime/doc/undo.txt
@@ -1,4 +1,4 @@
-*undo.txt*      For Vim version 7.0b.  Last change: 2006 Mar 24
+*undo.txt*      For Vim version 7.0c.  Last change: 2006 Mar 24
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar