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..e44bb24 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 650.
Hunk #5 succeeded at 661.
Hunk #6 succeeded at 1007.
Hunk #7 succeeded at 1543.
Hunk #8 succeeded at 1568.
Hunk #9 succeeded at 1760.
Hunk #10 succeeded at 2078.
done