apt-cache policy nginx libcgi-fast-perl libfcgi-perl libfcgi-procmanager-perl
nginx:
  Installed: 0.6.34-2
  Candidate: 0.6.34-2
  Version table:
 *** 0.6.34-2 0
        500 http://ftp.fi.debian.org unstable/main Packages
        100 /var/lib/dpkg/status
libcgi-fast-perl:
  Installed: 5.10.0-22
  Candidate: 5.10.0-22
  Version table:
 *** 5.10.0-22 0
        500 http://ftp.fi.debian.org unstable/main Packages
        100 /var/lib/dpkg/status
libfcgi-perl:
  Installed: 0.67-3
  Candidate: 0.67-3
  Version table:
 *** 0.67-3 0
        500 http://ftp.fi.debian.org unstable/main Packages
        100 /var/lib/dpkg/status
libfcgi-procmanager-perl:
  Installed: 0.18-2
  Candidate: 0.18-2
  Version table:
 *** 0.18-2 0
        500 http://ftp.fi.debian.org unstable/main Packages
        100 /var/lib/dpkg/status