=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for bird-1.6.3.tar.gz
=> Checksum RMD160 OK for bird-1.6.3.tar.gz
=> Checksum SHA512 OK for bird-1.6.3.tar.gz
===> Installing dependencies for bird6-1.6.3
==========================================================================
The following variables will affect the build process of this package,
bird6-1.6.3.  Their current value is shown below:

        * CURSES_DEFAULT = curses

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

        * CURSES_TYPE = curses
        * TERMCAP_TYPE = curses

You may want to abort the process now with CTRL-C and change their value
before continuing.  Be sure to run `/opt/pkg/bin/bmake clean' after
the changes.
==========================================================================
=> Tool dependency libtool-base>=2.4.2nb9: found libtool-base-2.4.6nb2
=> Tool dependency bison>=1.0: found bison-3.7.4
=> Tool dependency gmake>=3.81: found gmake-4.2.1nb1
=> Tool dependency nbpatch-[0-9]*: found nbpatch-20151107
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency readline>=6.0: found readline-8.1
===> 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 bird6-1.6.3
===> Extracting for bird6-1.6.3
===> Patching for bird6-1.6.3
=> Applying pkgsrc patches for bird6-1.6.3
=> Verifying /opt/pkgsrc/net/bird6/../bird/patches/patch-configure
=> Applying pkgsrc patch /opt/pkgsrc/net/bird6/../bird/patches/patch-configure
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-configure,v 1.4 2015/02/03 13:58:32 mef Exp $
|
|date: 2013-10-21 03:00:57 +0900;  author: joerg;  state: Exp;  lines: +12 -1;  commitid: 17vYRnrUrAvnK3ax;
|Prefix rpath options with -Wl.
|
|--- configure.orig	2013-07-28 18:57:59.000000000 +0000
|+++ configure
--------------------------
Patching file configure using Plan A...
Hunk #1 succeeded at 4572 (offset 130 lines).
done
=> Verifying /opt/pkgsrc/net/bird6/../bird/patches/patch-sysdep_bsd_krt-sock.c
=> Applying pkgsrc patch /opt/pkgsrc/net/bird6/../bird/patches/patch-sysdep_bsd_krt-sock.c
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-sysdep_bsd_krt-sock.c,v 1.1 2017/09/25 22:29:06 joerg Exp $
|
|RTF_LLDATA is used by NetBSD 8+, RTF_LLINFO before.
|
|--- sysdep/bsd/krt-sock.c.orig	2017-09-25 12:08:47.512663756 +0000
|+++ sysdep/bsd/krt-sock.c
--------------------------
Patching file sysdep/bsd/krt-sock.c using Plan A...
Hunk #1 succeeded at 349.
done
=> Verifying /opt/pkgsrc/net/bird6/../bird/patches/patch-tools_Makefile.in
=> Applying pkgsrc patch /opt/pkgsrc/net/bird6/../bird/patches/patch-tools_Makefile.in
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-tools_Makefile.in,v 1.3 2015/02/03 13:58:32 mef Exp $
|
|install the example config files into the correct directory
|
|--- tools/Makefile.in.orig	2015-02-03 22:44:02.000000000 +0900
|+++ tools/Makefile.in	2015-02-03 22:49:01.000000000 +0900
--------------------------
Patching file tools/Makefile.in using Plan A...
Hunk #1 succeeded at 71 (offset 3 lines).
done
===> Creating toolchain wrappers for bird6-1.6.3
===> Configuring for bird6-1.6.3
=> 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 for aarch64-apple-darwin20-gcc... clang
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether clang accepts -g... yes
checking for clang option to accept ISO C89... none needed
checking for library containing clock_gettime... none required
checking build system type... aarch64-apple-darwin20
checking host system type... aarch64-apple-darwin20
checking for aarch64-apple-darwin20-gcc... (cached) clang
checking whether we are using the GNU C compiler... (cached) yes
checking whether clang accepts -g... (cached) yes
checking for clang option to accept ISO C89... (cached) none needed
checking whether POSIX threads are available... no
checking CFLAGS... -O2 -I/opt/pkg/include
checking how to run the C preprocessor... clang -E
checking for a BSD-compatible install... /usr/bin/install -c -o sjmulder -g staff
checking for aarch64-apple-darwin20-ranlib... no
checking for ranlib... ranlib
checking for flex... /opt/work/net/bird6/work/.tools/bin/flex
checking for bison... /opt/work/net/bird6/work/.tools/bin/bison
checking for gm4... gm4
configure: error: Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.
*** Error code 1

Stop.
bmake[1]: stopped in /opt/pkgsrc/net/bird6
*** Error code 1

Stop.
bmake: stopped in /opt/pkgsrc/net/bird6