Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 9a37cd46b9151c0ff28b0f0a17a244fe44fcb1de Mon Sep 17 00:00:00 2001
|From: Ian Laird <irlaird@gmail.com>
|Date: Wed, 20 Aug 2025 18:35:45 -0700
|Subject: [PATCH] Adds 2 methods to reapply rules to existing client windows.
|
|---
| config.def.h |  2 ++
| dwm.c        | 32 ++++++++++++++++++++++++++++----
| 2 files changed, 30 insertions(+), 4 deletions(-)
|
|diff --git a/config.def.h b/config.def.h
|index 9efa774..6b27df6 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 64.
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 1443802..bd3bcd5 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 141.
Hunk #2 succeeded at 193.
Hunk #3 succeeded at 277.
Hunk #4 succeeded at 309.
Hunk #5 succeeded at 1051.
Hunk #6 succeeded at 1391.
Hmm...  Ignoring the trailing garbage.
done