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* doc/emacs/files.texi: Comment.

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Glenn Morris 2013-06-23 19:24:40 -07:00
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doc/emacs/files.texi
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@ -1253,9 +1253,12 @@ minibuffer, and displays the differences between the two files in a
buffer named @file{*diff*}. This works by running the @command{diff}
program, using options taken from the variable @code{diff-switches}.
The value of @code{diff-switches} should be a string; the default is
@code{"-c"} to specify a context diff. @xref{Top,, Diff, diff,
Comparing and Merging Files}, for more information about the
@command{diff} program.
@code{"-c"} to specify a context diff.
@c Note that the actual name of the info file is diffutils.info,
@c but it adds a dir entry for diff too.
@c On older systems, only "info diff" works, not "info diffutils".
@xref{Top,, Diff, diff, Comparing and Merging Files}, for more
information about the @command{diff} program.
The output of the @code{diff} command is shown using a major mode
called Diff mode. @xref{Diff Mode}.