[vagrant@archlinux dbus]$ makepkg -s --skippgp
==> Making package: dbus 1.12.12-1 (Mon 21 Jan 2019 02:39:40 AM UTC)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Cloning dbus git repo...
Cloning into bare repository '/home/vagrant/project-v/pkgs/dbus/dbus'...
remote: Enumerating objects: 37459, done.
remote: Counting objects: 100% (37459/37459), done.
remote: Compressing objects: 100% (7507/7507), done.
remote: Total 37459 (delta 30063), reused 37011 (delta 29755)
Receiving objects: 100% (37459/37459), 8.75 MiB | 10.14 MiB/s, done.
Resolving deltas: 100% (30063/30063), done.
==> WARNING: Skipping verification of source file PGP signatures.
==> Validating source files with sha256sums...
    dbus ... Skipped
==> Extracting sources...
  -> Creating working copy of dbus git repo...
Cloning into 'dbus'...
done.
Switched to a new branch 'makepkg'
==> Starting prepare()...
libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, 'build-aux'.
libtoolize: copying file 'build-aux/ltmain.sh'
libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'm4'.
libtoolize: copying file 'm4/libtool.m4'
libtoolize: copying file 'm4/ltoptions.m4'
libtoolize: copying file 'm4/ltsugar.m4'
libtoolize: copying file 'm4/ltversion.m4'
libtoolize: copying file 'm4/lt~obsolete.m4'
configure:18959: error: Unexpanded AX_ macro found. Please install GNU autoconf-archive
      If this token and others are legitimate, please use m4_pattern_allow.
      See the Autoconf documentation.
autoreconf: /usr/bin/autoconf failed with exit status: 1
==> ERROR: A failure occurred in prepare().
    Aborting...