Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up dmenu/config.def.h dmenu-noinputlinesbelowpromptfullwidth/config.def.h
|--- dmenu/config.def.h	2024-03-03 12:59:00.545293913 -0600
|+++ dmenu-noinputlinesbelowpromptfullwidth/config.def.h	2024-03-03 12:50:07.883388742 -0600
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 2.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
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|diff -up dmenu/dmenu.c dmenu-noinputlinesbelowpromptfullwidth/dmenu.c
|--- dmenu/dmenu.c	2024-03-03 12:59:00.545293913 -0600
|+++ dmenu-noinputlinesbelowpromptfullwidth/dmenu.c	2024-03-03 15:06:12.469545907 -0600
--------------------------
Patching file dmenu.c using Plan A...
Hunk #1 succeeded at 148 (offset 1 line).
Hunk #2 succeeded at 181 (offset 1 line).
Hunk #3 succeeded at 361 (offset 1 line).
Hunk #4 succeeded at 420 (offset 1 line).
Hunk #5 succeeded at 520 (offset 1 line).
Hunk #6 succeeded at 677 (offset -5 lines).
Hunk #7 succeeded at 715 (offset -5 lines).
Hunk #8 succeeded at 734 (offset -5 lines).
done