libpango1.0-dev:
  Installed: (none)
  Candidate: 1.12.3-0ubuntu3
  Version table:
     1.12.3-0ubuntu3 0
        500 http://archive.ubuntu.com dapper-updates/main Packages
     1.12.2-0ubuntu3 0
        500 http://archive.ubuntu.com dapper/main Packages


ruskie@ruskie-desktop:~$ apt-cache policy libgtk2.0-dev  
libgtk2.0-dev:
  Installed: (none)
  Candidate: 2.8.20-0ubuntu1
  Version table:
     2.8.20-0ubuntu1 0
        500 http://archive.ubuntu.com dapper-updates/main Packages
     2.8.17-1ubuntu5 0
        500 http://archive.ubuntu.com dapper/main Packages