Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 8dcdc4b21a73268e167d98aa30f24315c7f3b7ff Mon Sep 17 00:00:00 2001
|From: Bakkeby <bakkeby@gmail.com>
|Date: Mon, 18 Jul 2022 16:52:03 +0200
|Subject: [PATCH] Adding anysize patch
|
|---
| x.c | 56 ++++++++++++++++++++++++++++++--------------------------
| 1 file changed, 30 insertions(+), 26 deletions(-)
|
|diff --git a/x.c b/x.c
|index 2a3bd38..f534347 100644
|--- a/x.c
|+++ b/x.c
--------------------------
Patching file x.c using Plan A...
Hunk #1 succeeded at 81.
Hunk #2 succeeded at 332.
Hunk #3 succeeded at 340.
Hunk #4 succeeded at 740.
Hunk #5 succeeded at 873.
Hunk #6 succeeded at 1156.
Hunk #7 succeeded at 1246.
Hunk #8 succeeded at 1379.
Hunk #9 succeeded at 1469.
Hunk #10 succeeded at 1573.
Hmm...  Ignoring the trailing garbage.
done