=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for racket-minimal-6.12-src.tgz
=> Checksum RMD160 OK for racket-minimal-6.12-src.tgz
=> Checksum SHA512 OK for racket-minimal-6.12-src.tgz
===> Installing dependencies for racket-minimal-6.12
=> Tool dependency nbpatch-[0-9]*: found nbpatch-20151107
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
===> Skipping vulnerability checks.
WARNING: No /opt/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/opt/pkg/sbin/pkg_admin -K /opt/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Overriding tools for racket-minimal-6.12
===> Extracting for racket-minimal-6.12
===> Patching for racket-minimal-6.12
=> Applying pkgsrc patches for racket-minimal-6.12
=> Verifying /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_gracket_Makefile.in
=> Applying pkgsrc patch /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_gracket_Makefile.in
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_gracket_Makefile.in,v 1.1 2018/07/24 12:22:07 jaapb Exp $
|
|Disable MPROTECT for gracket
|--- src/gracket/Makefile.in.orig	2017-10-12 18:23:27.000000000 +0000
|+++ src/gracket/Makefile.in
--------------------------
Patching file src/gracket/Makefile.in using Plan A...
Hunk #1 succeeded at 108.
done
=> Verifying /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_gracket_gc2_Makefile.in
=> Applying pkgsrc patch /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_gracket_gc2_Makefile.in
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_gracket_gc2_Makefile.in,v 1.1 2018/07/24 12:22:07 jaapb Exp $
|
|Disable MPROTECT for gracket
|--- src/gracket/gc2/Makefile.in.orig	2017-07-07 19:13:22.000000000 +0000
|+++ src/gracket/gc2/Makefile.in
--------------------------
Patching file src/gracket/gc2/Makefile.in using Plan A...
Hunk #1 succeeded at 101.
done
=> Verifying /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_racket_Makefile.in
=> Applying pkgsrc patch /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_racket_Makefile.in
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_racket_Makefile.in,v 1.1 2018/07/24 12:22:07 jaapb Exp $
|
|Disable MPROTECT for the racket GC
|--- src/racket/Makefile.in.orig	2017-07-07 19:13:22.000000000 +0000
|+++ src/racket/Makefile.in
--------------------------
Patching file src/racket/Makefile.in using Plan A...
Hunk #1 succeeded at 168.
done
=> Verifying /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_rktio_rktio__network.c
=> Applying pkgsrc patch /opt/pkgsrc/lang/racket-textual/../../lang/racket/patches/patch-src_rktio_rktio__network.c
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_rktio_rktio__network.c,v 1.1 2018/07/24 12:22:07 jaapb Exp $
|
|Need to include sys/time.h
|--- src/rktio/rktio_network.c.orig	2017-10-12 18:23:27.000000000 +0000
|+++ src/rktio/rktio_network.c
--------------------------
Patching file src/rktio/rktio_network.c using Plan A...
Hunk #1 succeeded at 12.
done
===> Creating toolchain wrappers for racket-minimal-6.12
===> Configuring for racket-minimal-6.12
=> Modifying GNU configure scripts to avoid --recheck
=> Replacing config-guess with pkgsrc versions
=> Replacing config-sub with pkgsrc versions
=> Replacing install-sh with pkgsrc version
=> Checking for portability problems in extracted files
checking build system type... aarch64-apple-darwin20
checking host system type... aarch64-apple-darwin20
checking target system type... aarch64-apple-darwin20
ERROR: --prefix not allowed for a Mac OS build, unless either
         --enable-xonx is supplied (to create a Unix-style
           build), or 
         --enable-macprefix is supplied (to allow a Mac-style
           installation, even though --prefix is normally used
           for Unix-style installations)
*** Error code 1

Stop.
bmake[1]: stopped in /opt/pkgsrc/lang/racket-textual
*** Error code 1

Stop.
bmake: stopped in /opt/pkgsrc/lang/racket-textual