root@kurobian-c:~# apt-cache policy systemd
systemd:
  Installed: 44-11+deb7u4
  Candidate: 44-11+deb7u4rcnee1~bpo70+20151009+1
  Version table:
     44-11+deb7u4rcnee1~bpo70+20151009+1 0
        500 http://repos.rcn-ee.com/debian/ wheezy/main armhf Packages
 *** 44-11+deb7u4 0
        500 http://ftp.us.debian.org/debian/ wheezy/main armhf Packages
        500 http://security.debian.org/ wheezy/updates/main armhf Packages
        100 /var/lib/dpkg/status