=> Bootstrap dependency digest>=20211023: found digest-20211023
=> Checksum BLAKE2s OK for openvpn-2.5.4.tar.xz
=> Checksum SHA512 OK for openvpn-2.5.4.tar.xz
=> Checksum BLAKE2s OK for openvpn-acct-wtmpx-20130210.tgz
=> Checksum SHA512 OK for openvpn-acct-wtmpx-20130210.tgz
===> Installing dependencies for openvpn-acct-wtmpx-20130210
=> Tool dependency libtool-base>=2.4.2nb9: found libtool-base-2.4.6nb3
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency openvpn>=2.4.2: found openvpn-2.5.4
===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Overriding tools for openvpn-acct-wtmpx-20130210
===> Extracting for openvpn-acct-wtmpx-20130210
===> Patching for openvpn-acct-wtmpx-20130210
=> Applying pkgsrc patches for openvpn-acct-wtmpx-20130210
=> Verifying /amd/pkgsrc/CHROOT/P/pkgsrc/net/openvpn-acct-wtmpx/patches/patch-Makefile
=> Applying pkgsrc patch /amd/pkgsrc/CHROOT/P/pkgsrc/net/openvpn-acct-wtmpx/patches/patch-Makefile
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-Makefile,v 1.1 2017/05/24 20:35:12 adam Exp $
|
|--- Makefile.orig	2009-11-07 05:12:24.000000000 +0100
|+++ Makefile	2013-02-09 18:22:49.000000000 +0100
--------------------------
Patching file Makefile using Plan A...
Hunk #1 succeeded at 1.
Hunk #2 succeeded at 22.
done
===> Creating toolchain wrappers for openvpn-acct-wtmpx-20130210
===> Configuring for openvpn-acct-wtmpx-20130210
=> Checking for portability problems in extracted files
=> Modifying libtool scripts to use pkgsrc libtool
=> Modifying libtool scripts to use pkgsrc depcomp