Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From df32a82e8a889629ed406ce468f24c35da7e9a03 Mon Sep 17 00:00:00 2001
|From: Miles Alan <m@milesalan.com>
|Date: Sun, 11 Aug 2019 21:33:55 -0500
|Subject: [PATCH] Add handler for SIGUSR1 signal to run an externalpipe command
|
|---
| config.def.h |  1 +
| st.c         | 14 ++++++++++++++
| st.h         |  1 +
| 3 files changed, 16 insertions(+)
|
|diff --git a/config.def.h b/config.def.h
|index 0e01717..96d1bdd 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 1.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/st.c b/st.c
|index b8e6077..48cae2e 100644
|--- a/st.c
|+++ b/st.c
--------------------------
Patching file st.c using Plan A...
Hunk #1 succeeded at 155.
Hunk #2 succeeded at 720.
Hunk #3 succeeded at 773.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/st.h b/st.h
|index 38c61c4..794b4ff 100644
|--- a/st.h
|+++ b/st.h
--------------------------
Patching file st.h using Plan A...
Hunk #1 succeeded at 111.
Hmm...  Ignoring the trailing garbage.
done