=> Checksum BLAKE2s OK for chibi-scheme-0.11.0.tgz
=> Checksum SHA512 OK for chibi-scheme-0.11.0.tgz
===> Installing dependencies for chibi-scheme-0.11.0
=> Tool dependency gmake>=3.81: found gmake-4.4.1
=> Tool dependency nbpatch-[0-9]*: found nbpatch-20151107
=> Tool dependency cwrappers>=20150314: found cwrappers-20220403
=> Tool dependency checkperms>=1.1: found checkperms-1.12
===> Overriding tools for chibi-scheme-0.11.0
===> Extracting for chibi-scheme-0.11.0
===> Patching for chibi-scheme-0.11.0
=> Applying pkgsrc patches for chibi-scheme-0.11.0
=> Verifying /Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/lang/chibi-scheme/patches/patch-Makefile
=> Applying pkgsrc patch /Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/lang/chibi-scheme/patches/patch-Makefile
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-Makefile,v 1.2 2020/08/18 10:25:16 leot Exp $
|
|libchibi-scheme.a is generated only on mingw and cygwin operating systems.
|
|--- Makefile.orig	2018-01-24 16:29:50.000000000 +0000
|+++ Makefile
--------------------------
Patching file Makefile using Plan A...
Hunk #1 succeeded at 406 (offset 21 lines).
done
===> Creating toolchain wrappers for chibi-scheme-0.11.0
===> Configuring for chibi-scheme-0.11.0
=> Replacing chibi-scheme interpreter in tools/chibi-doc tools/chibi-ffi tools/snow-chibi tools/snow-chibi.scm.
INFO: [replace-interpreter] Nothing changed in tools/snow-chibi.