Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 9513cc776dc8114967988d4abc32fd7f37446ddb Mon Sep 17 00:00:00 2001
|From: fossy <fossy@dnmx.org>
|Date: Sun, 28 Nov 2021 21:34:37 +0100
|Subject: [PATCH] Move function and it's prototype from config.def.h to dwm.c
|
|---
| config.def.h |  3 ++-
| dwm.c        | 23 +++++++++++++++++++++++
| 2 files changed, 25 insertions(+), 1 deletion(-)
|
|diff --git a/config.def.h b/config.def.h
|index a2ac963..f31a66d 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 49 (offset -1 lines).
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 5e4d494..d11addd 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 233 (offset -1 lines).
Hunk #2 succeeded at 2126 (offset -2 lines).
Hmm...  Ignoring the trailing garbage.
done