Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/dwm.c b/dwm.c
|index 1d78655..a9e0ea4 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 160.
Hunk #2 succeeded at 419.
Hunk #3 succeeded at 1169.
Hunk #4 succeeded at 1494.
Hunk #5 succeeded at 1914.
done