(Comparing Files): Mention resync for `compare-windows'.

diff --git a/man/files.texi b/man/files.texi
index 4e46787894991ee1b697a24fa31efc6b37434a8d..c1f32bcf7ade10f5e62248cca68a4fcdd603b6a2 100644 (file)
--- a/man/files.texi
+++ b/man/files.texi
@@ -2923,8 +2923,10 @@ window with that in the next window.  Comparison starts at point in each
 window, and each starting position is pushed on the mark ring in its
 respective buffer.  Then point moves forward in each window, a character
 at a time, until a mismatch between the two windows is reached.  Then
-the command is finished.  For more information about windows in Emacs,
-@ref{Windows}.
+the command is finished.  Another invocation of this command with
+points on mismatching positions tries to skip non-matching text and
+move points forward, until a match between the two windows is reached.
+For more information about windows in Emacs, @ref{Windows}.
 
 @vindex compare-ignore-case
 @vindex compare-ignore-whitespace