Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 4001ccae7b1a41bdcb247b0cf095a51af7b68c28 Mon Sep 17 00:00:00 2001
|From: Igor Gevka <igor.gevka@gmail.com>
|Date: Sun, 16 Feb 2020 15:03:10 -0800
|Subject: [PATCH] [PATCH] Implements a system tray for dwm.
|
|Original author: Jan Christoph Ebersbach <jceb@e-jc.de>, inspired by http://code.google.com/p/dwm-plus
|URL: http://dwm.suckless.org/patches/systray
|dwm 6.2 port by Igor Gevka <igor.gevka@gmail.com>
|---
| config.def.h |   4 +
| dwm.c        | 404 +++++++++++++++++++++++++++++++++++++++++++++++----
| 2 files changed, 382 insertions(+), 26 deletions(-)
|
|diff --git a/config.def.h b/config.def.h
|index 1c0b587..2d824d1 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 3.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/dwm.c b/dwm.c
|index 4465af1..3e361fa 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 57.
Hunk #2 succeeded at 159.
Hunk #3 succeeded at 193.
Hunk #4 succeeded at 214.
Hunk #5 succeeded at 235.
Hunk #6 succeeded at 253.
Hunk #7 succeeded at 292.
Hunk #8 succeeded at 475.
Hunk #9 succeeded at 518.
Hunk #10 succeeded at 553.
Hunk #11 succeeded at 656.
Hunk #12 succeeded at 741.
Hunk #13 succeeded at 789.
Hunk #14 succeeded at 826.
Hunk #15 succeeded at 837.
Hunk #16 succeeded at 874.
Hunk #17 succeeded at 963.
Hunk #18 succeeded at 1007.
Hunk #19 succeeded at 1121.
Hunk #20 succeeded at 1209.
Hunk #21 succeeded at 1339.
Hunk #22 succeeded at 1399.
Hunk #23 succeeded at 1420.
Hunk #24 succeeded at 1500.
Hunk #25 succeeded at 1602.
Hunk #26 succeeded at 1645.
Hunk #27 succeeded at 1734.
Hunk #28 succeeded at 1745.
Hunk #29 succeeded at 1756.
Hunk #30 succeeded at 1889.
Hunk #31 succeeded at 1995.
Hunk #32 succeeded at 2017.
Hunk #33 succeeded at 2201.
Hunk #34 succeeded at 2383.
Hunk #35 succeeded at 2446.
Hmm...  Ignoring the trailing garbage.
done