$ makepkg
==> Determining latest git revision...
  -> Version found: 20130104
==> Making package: gnome-user-docs-git 20130104-1 (Fri Jan  4 08:21:30 BRST 2013)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving Sources...
==> Extracting Sources...
==> Removing existing pkg/ directory...
==> Starting build()...
==> Connecting to GIT server....
Already up-to-date.
==> The local files are updated.
==> GIT checkout done or server timeout
==> Starting build...
Cloning into '/home/rafael/builds/gnome-user-docs-git/src/gnome-user-docs-build'...
done.
/usr/bin/gnome-autogen.sh
checking for autoconf >= 2.53...
  testing autoconf2.50... not found.
  testing autoconf... found 2.69
checking for automake >= 1.6...
  testing automake-1.12... not found.
  testing automake-1.11... not found.
  testing automake-1.10... not found.
  testing automake-1.9... not found.
  testing automake-1.8... not found.
  testing automake-1.7... not found.
  testing automake-1.6... not found.
***Error***: You must have automake >= 1.6 installed
  to build gnome-user-docs.  Download the appropriate package for
  from your distribution or get the source tarball at
    http://ftp.gnu.org/pub/gnu/automake/automake-1.6.tar.gz

==> ERROR: A failure occurred in build().
    Aborting...
$
$
$ pacman -Q automake
automake 1.13.1-1