Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 8384a863057f024868bd8455a82013f716197ab0 Mon Sep 17 00:00:00 2001
|From: Blair Drummond <blair.robert.drummond@gmail.com>
|Date: Tue, 26 Jun 2018 15:09:13 -0400
|Subject: [PATCH] Adds [-m message] option to leave a message on the lockscreen
|
|---
| config.def.h |  9 ++++++
| slock.1      |  4 +++
| slock.c      | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++--
| 3 files changed, 87 insertions(+), 3 deletions(-)
|
|diff --git a/config.def.h b/config.def.h
|index 9855e21..7eb7a0d 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 10.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/slock.1 b/slock.1
|index 82cdcd6..541a264 100644
|--- a/slock.1
|+++ b/slock.1
--------------------------
Patching file slock.1 using Plan A...
Hunk #1 succeeded at 6.
Hunk #2 succeeded at 17.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/slock.c b/slock.c
|index 5ae738c..6a9a03f 100644
|--- a/slock.c
|+++ b/slock.c
--------------------------
Patching file slock.c using Plan A...
Hunk #1 succeeded at 61.
Hunk #2 succeeded at 259.
Hunk #3 succeeded at 366.
Hunk #4 succeeded at 385.
Hunk #5 succeeded at 432.
Hmm...  Ignoring the trailing garbage.
done