Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -upN _dwm-6.5/config.def.h dwm-6.5_gridall/config.def.h
|--- _dwm-6.5/config.def.h	2024-03-19 08:24:52.000000000 -0300
|+++ dwm-6.5_gridall/config.def.h	2025-06-13 08:50:53.706890303 -0300
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 1.
Hunk #2 succeeded at 43.
Hunk #3 succeeded at 97.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
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|diff -upN _dwm-6.5/dwm.1 dwm-6.5_gridall/dwm.1
|--- _dwm-6.5/dwm.1	2024-03-19 08:24:52.000000000 -0300
|+++ dwm-6.5_gridall/dwm.1	2025-06-13 08:47:30.480858739 -0300
--------------------------
Patching file dwm.1 using Plan A...
Hunk #1 succeeded at 110.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -upN _dwm-6.5/dwm.c dwm-6.5_gridall/dwm.c
|--- _dwm-6.5/dwm.c	2024-03-19 08:24:52.000000000 -0300
|+++ dwm-6.5_gridall/dwm.c	2025-06-13 08:49:14.708874297 -0300
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 229.
Hunk #2 succeeded at 2095.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -upN _dwm-6.5/gaplessgrid.c dwm-6.5_gridall/gaplessgrid.c
|--- _dwm-6.5/gaplessgrid.c	1969-12-31 21:00:00.000000000 -0300
|+++ dwm-6.5_gridall/gaplessgrid.c	2025-06-13 08:47:30.480858739 -0300
--------------------------
(Creating file gaplessgrid.c...)
Patching file gaplessgrid.c using Plan A...
Empty context always matches.
Hunk #1 succeeded at 1.
done