=> Bootstrap dependency digest>=20010302: found digest-20160304
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Checksum SHA1 OK for stund-0.97.tgz
=> Checksum RMD160 OK for stund-0.97.tgz
=> Checksum SHA512 OK for stund-0.97.tgz
===> Installing dependencies for stund-0.97
=> Tool dependency gmake>=3.81: found gmake-4.1nb3
=> Tool dependency checkperms>=1.1: found checkperms-1.11nb1
=> Build dependency cwrappers>=20150314: found cwrappers-20171108
===> Overriding tools for stund-0.97
===> Extracting for stund-0.97
===> Patching for stund-0.97
=> Applying pkgsrc patches for stund-0.97
=> Verifying /data/pkgsrc/net/stund/patches/patch-udp.h
=> Applying pkgsrc patch /data/pkgsrc/net/stund/patches/patch-udp.h
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-udp.h,v 1.1 2017/12/04 23:59:21 jmcneill Exp $
|
|--- udp.h.orig	2012-01-26 11:02:46.000000000 +0000
|+++ udp.h
--------------------------
Patching file udp.h using Plan A...
Hunk #1 succeeded at 1.
done
===> Creating toolchain wrappers for stund-0.97
===> Configuring for stund-0.97
=> Checking for portability problems in extracted files