Hmm...  Looks like a unified diff to me...
The text leading up to this was:
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|Author: Jan Christoph Ebersbach <jceb@e-jc.de>
|URL: http://dwm.suckless.org/patches/historical/moveresize
|These patches provide helper functions for moving and resizing floating windows
|using keybindings.
|
|Index: dwm/moveresize.c
|===================================================================
|--- /dev/null	1970-01-01 00:00:00.000000000 +0000
|+++ dwm/moveresize.c	2014-02-09 15:24:09.244116888 +0100
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(Creating file moveresize.c...)
Patching file moveresize.c using Plan A...
Empty context always matches.
Hunk #1 succeeded at 1.
done