Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up dwm-6.2/config.def.h dwm-patched/config.def.h
|--- dwm-6.2/config.def.h	2019-02-02 13:55:28.000000000 +0100
|+++ dwm-patched/config.def.h	2021-11-01 07:14:26.678879225 +0100
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 5.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|Only in dwm-patched/: config.h
|diff -up dwm-6.2/drw.c dwm-patched/drw.c
|--- dwm-6.2/drw.c	2019-02-02 13:55:28.000000000 +0100
|+++ dwm-patched/drw.c	2021-11-01 07:28:35.088863193 +0100
--------------------------
Patching file drw.c using Plan A...
Hunk #1 succeeded at 248.
Hunk #2 succeeded at 287.
Hunk #3 succeeded at 391.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up dwm-6.2/drw.h dwm-patched/drw.h
|--- dwm-6.2/drw.h	2019-02-02 13:55:28.000000000 +0100
|+++ dwm-patched/drw.h	2021-11-01 07:35:14.478855688 +0100
--------------------------
Patching file drw.h using Plan A...
Hunk #1 succeeded at 34.
Hunk #2 succeeded at 51.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|Only in dwm-patched/: drw.o
|Only in dwm-patched/: dwm
|diff -up dwm-6.2/dwm.c dwm-patched/dwm.c
|--- dwm-6.2/dwm.c	2019-02-02 13:55:28.000000000 +0100
|+++ dwm-patched/dwm.c	2021-11-01 07:37:57.572185949 +0100
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 55.
Hunk #2 succeeded at 432.
Hunk #3 succeeded at 704.
Hunk #4 succeeded at 715.
Hmm...  Ignoring the trailing garbage.
done