Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/dwm.c b/dwm.c
|index 4465af1..6474055 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 273.
Hunk #4 succeeded at 642.
Hunk #5 succeeded at 653.
Hunk #6 succeeded at 992.
Hunk #7 succeeded at 1527.
Hunk #8 succeeded at 1548.
Hunk #9 succeeded at 1725.
Hunk #10 succeeded at 1764.
Hunk #11 succeeded at 2085.
done