Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/dwm.c b/dwm.c
|index 0362114..9ba4ec5 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 111.
Hunk #2 succeeded at 131.
Hunk #3 succeeded at 272.
Hunk #4 succeeded at 538.
Hunk #5 succeeded at 550.
Hunk #6 succeeded at 655.
Hunk #7 succeeded at 666.
Hunk #8 succeeded at 1018.
Hunk #9 succeeded at 1554.
Hunk #10 succeeded at 1579.
Hunk #11 succeeded at 1732.
Hunk #12 succeeded at 1771.
Hunk #13 succeeded at 2091.
done