Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up a/config.def.h b/config.def.h
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 2.
Hunk #2 succeeded at 85 (offset -1 lines).
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up a/dwm.c b/dwm.c
|--- a/dwm.c	2023-04-30
|+++ b/dwm.c	2023-04-30
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 119.
Hunk #2 succeeded at 201.
Hunk #3 succeeded at 644 (offset 1 line).
Hunk #4 succeeded at 1501 (offset -10 lines).
Hunk #5 succeeded at 1702 (offset -8 lines).
done