=> Bootstrap dependency digest>=20010302: found digest-20190127
===> 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 uvloop-0.13.0.tar.gz
=> Checksum RMD160 OK for uvloop-0.13.0.tar.gz
=> Checksum SHA512 OK for uvloop-0.13.0.tar.gz
===> Installing dependencies for py38-uvloop-0.13.0
==========================================================================
The following variables will affect the build process of this package,
py38-uvloop-0.13.0.  Their current value is shown below:

        * PYTHON_VERSION_DEFAULT = 37

Based on these variables, the following variables have been set:

        * PYPACKAGE = python38

You may want to abort the process now with CTRL-C and change their value
before continuing.  Be sure to run `/usr/bin/make clean' after
the changes.
==========================================================================
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency libuv>=1.31.0: found libuv-1.33.1
=> Full dependency py38-setuptools>=0.8: found py38-setuptools-41.6.0
=> Full dependency python38>=3.8.0: found python38-3.8.0
===> Overriding tools for py38-uvloop-0.13.0
===> Extracting for py38-uvloop-0.13.0
===> Patching for py38-uvloop-0.13.0
=> Applying pkgsrc patches for py38-uvloop-0.13.0
=> Verifying /amd/pkgsrc/CHROOT/P/pkgsrc/devel/py-uvloop/patches/patch-setup.py
=> Applying pkgsrc patch /amd/pkgsrc/CHROOT/P/pkgsrc/devel/py-uvloop/patches/patch-setup.py
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-setup.py,v 1.4 2019/09/25 08:45:54 adam Exp $
|
|Use system libuv (--use-system-libuv option does not work for 'install').
|
|--- setup.py.orig	2019-09-25 08:40:47.000000000 +0000
|+++ setup.py
--------------------------
Patching file setup.py using Plan A...
Hunk #1 succeeded at 87.
done
===> Creating toolchain wrappers for py38-uvloop-0.13.0
===> Configuring for py38-uvloop-0.13.0
=> Checking for portability problems in extracted files