=> 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 librdkafka-0.9.5.tar.gz
=> Checksum RMD160 OK for librdkafka-0.9.5.tar.gz
=> Checksum SHA512 OK for librdkafka-0.9.5.tar.gz
===> Installing dependencies for librdkafka-0.9.5
==========================================================================
The following variables will affect the build process of this package,
librdkafka-0.9.5.  Their current value is shown below:

        * SSLBASE = /usr
        * SSLCERTS = /etc/openssl/certs
        * SSLDIR = /etc/openssl
        * SSLKEYS = /etc/openssl/private

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 bash-[0-9]*: found bash-4.4.012
=> Tool dependency gmake>=3.81: found gmake-4.1nb3
=> Tool dependency pkgconf-[0-9]*: found pkgconf-1.0.1
=> Tool dependency checkperms>=1.1: found checkperms-1.11nb1
=> Build dependency cwrappers>=20150314: found cwrappers-20170112
=> Full dependency lz4>=1.7.3<100: found lz4-1.7.5
=> Full dependency lz4>=1.7.3: found lz4-1.7.5
===> Overriding tools for librdkafka-0.9.5
===> Extracting for librdkafka-0.9.5
tar: Global extended headers posix ustar archive. Extracting as plain files. Following files might be in the wrong directory or have wrong attributes.
===> Patching for librdkafka-0.9.5
=> Applying pkgsrc patches for librdkafka-0.9.5
=> Verifying /data/pkgsrc/devel/librdkafka/patches/patch-src_rdkafka__broker.c
=> Applying pkgsrc patch /data/pkgsrc/devel/librdkafka/patches/patch-src_rdkafka__broker.c
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_rdkafka__broker.c,v 1.1 2017/04/20 08:01:19 fhajny Exp $
|
|XPG6 is needed.
|
|--- src/rdkafka_broker.c.orig	2017-04-12 08:36:34.000000000 +0000
|+++ src/rdkafka_broker.c
--------------------------
Patching file src/rdkafka_broker.c using Plan A...
Hunk #1 succeeded at 31.
done
===> Creating toolchain wrappers for librdkafka-0.9.5
===> Configuring for librdkafka-0.9.5
=> Checking for portability problems in extracted files
./configure: 4: Syntax error: Bad substitution

*** Error code 2

Stop.
make[1]: stopped in /data/pkgsrc/devel/librdkafka
*** Error code 1

Stop.
make: stopped in /data/pkgsrc/devel/librdkafka