root@klandestin:/usr/ports/sysutils/nix # make
===>   nix-2.3.11_1 depends on file: /usr/local/share/aclocal/ax_cxx_compi
nd
===>   nix-2.3.11_1 depends on executable: bash - found
===>   nix-2.3.11_1 depends on package: docbook-xsl-ns>=0 - found
===>   nix-2.3.11_1 depends on executable: gnustat - found
===>   nix-2.3.11_1 depends on executable: grealpath - found
===>   nix-2.3.11_1 depends on executable: xmllint - found
===>   nix-2.3.11_1 depends on executable: xsltproc - found
===>   nix-2.3.11_1 depends on executable: bison - found
===>   nix-2.3.11_1 depends on package: gmake>=4.3 - found
===>   nix-2.3.11_1 depends on package: pkgconf>=1.3.0_1 - found
===>   nix-2.3.11_1 depends on package: autoconf>=2.71 - found
===>   nix-2.3.11_1 depends on package: automake>=1.16.5 - found
===>   nix-2.3.11_1 depends on shared library: libaws-cpp-sdk-core.so - fo
b/libaws-cpp-sdk-core.so)
===>   nix-2.3.11_1 depends on shared library: libboost_context.so - found
ibboost_context.so)
===>   nix-2.3.11_1 depends on shared library: libbrotlienc.so - found (/u
otlienc.so)
===>   nix-2.3.11_1 depends on shared library: libcurl.so - found (/usr/lo
)
===>   nix-2.3.11_1 depends on shared library: libeditline.so - found (/us
tline.so)
===>   nix-2.3.11_1 depends on shared library: libgc.so - found (/usr/loca
===>   nix-2.3.11_1 depends on shared library: libsodium.so - found (/usr/
===>   nix-2.3.11_1 depends on shared library: libsqlite3.so - found (/usr
te3.so)
===>  Configuring for nix-2.3.11_1
===>  Configuring for nix-2.3.11_1
configure.ac:12: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:12: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:12: the top level
configure.ac:139: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:139: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:139: the top level
configure.ac:145: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:145: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:145: the top level
configure.ac:212: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:212: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:212: the top level
configure.ac:246: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:246: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:246: the top level
configure.ac:257: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:257: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:257: the top level
configure.ac:289: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:289: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:289: the top level
configure.ac:294: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:294: You should run autoupdate.
./lib/autoconf/general.m4:204: AC_HELP_STRING is expanded from...
configure.ac:294: the top level
configure.ac:315: warning: The macro `AC_CONFIG_HEADER' is obsolete.
configure.ac:315: You should run autoupdate.
./lib/autoconf/status.m4:719: AC_CONFIG_HEADER is expanded from...
configure.ac:315: the top level
checking for a sed that does not truncate output... /usr/bin/sed
checking build system type... x86_64-unknown-freebsd13.1
checking host system type... x86_64-unknown-freebsd13.1
checking for the canonical Nix system name... x86_64-freebsd
checking for gcc... cc
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 the compiler supports GNU C... yes
checking whether cc accepts -g... yes
checking for cc option to enable C11 features... none needed
checking whether the compiler supports GNU C++... yes
checking whether c++ accepts -g... yes
checking for c++ option to enable C++11 features... none needed
checking how to run the C preprocessor... cpp
checking whether c++ supports C++17 features with -std=c++17... yes
checking for ar... ar
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking for dirent.h that defines DIR... yes
checking for library containing opendir... none required
checking for struct dirent.d_type... yes
checking for pubsetbuf... yes
checking for statvfs... yes
checking for pipe2... yes
checking for lutimes... yes
checking whether it is possible to create a link to a symlink... no
checking for stdio.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for strings.h... yes
checking for sys/stat.h... yes
checking for sys/types.h... yes
checking for unistd.h... yes
checking for locale... yes
checking for bash... /usr/local/bin/bash
checking for patch... /usr/bin/patch
checking for xmllint... /usr/local/bin/xmllint
checking for xsltproc... /usr/local/bin/xsltproc
checking for flex... /usr/bin/flex
checking for bison... /usr/local/bin/bison
checking for sed... /usr/bin/sed
checking for tar... /usr/bin/tar
checking for bzip2... /usr/bin/bzip2
checking for gzip... /usr/bin/gzip
checking for xz... /usr/bin/xz
checking for dot... /usr/local/bin/dot
checking for lsof... lsof
checking for cat... /bin/cat
checking for tr... /usr/bin/tr
checking for boostlib >= 1.66 (106600)... yes
checking pkg-config is at least version 0.9.0... yes
checking for OPENSSL... yes
checking for BZ2_bzWriteOpen in -lbz2... yes
checking for bzlib.h... yes
checking for SQLITE3... yes
checking for LIBCURL... yes