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@@ -1,12 +1,12 @@
-*diff.txt* For Vim version 7.2b. Last change: 2006 Oct 02
+*diff.txt* For Vim version 7.2c. Last change: 2008 Jul 21
VIM REFERENCE MANUAL by Bram Moolenaar
*diff* *vimdiff* *gvimdiff* *diff-mode*
-This file describes the +diff feature: Showing differences between two or
-three versions of the same file.
+This file describes the +diff feature: Showing differences between two,
+three or four versions of the same file.
The basics are explained in section |08.7| of the user manual.
@@ -49,7 +49,7 @@ What happens is that Vim opens a window for each of the files. This is like
using the |-O| argument. This uses vertical splits. If you prefer horizontal
splits add the |-o| argument: >
- vimdiff -o file1 file2 [file3]
+ vimdiff -o file1 file2 [file3 [file4]]
If you always prefer horizontal splits include "horizontal" in 'diffopt'.