Package: xpdf Version: 3.03-9 Installing removes lprng and tries to install cups.
$ apt-get -s install xpdf Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: cups-bsd cups-client cups-common smbclient Suggested packages: cups xpp cifs-utils The following packages will be REMOVED: lprng The following NEW packages will be installed: cups-bsd cups-client cups-common smbclient xpdf 0 upgraded, 5 newly installed, 1 to remove and 1 not upgraded. Inst cups-common (1.5.2-8 Debian:unstable [all]) Remv lprng [3.8.B-1+b1] [libwine-print-unstable:i386 ] Inst cups-client (1.5.2-8 Debian:unstable [i386]) [libwine-print-unstable:i Inst cups-bsd (1.5.2-8 Debian:unstable [i386]) Conf cups-common (1.5.2-8 Debian:unstable [all]) Conf cups-client (1.5.2-8 Debian:unstable [i386]) Conf cups-bsd (1.5.2-8 Debian:unstable [i386]) Inst smbclient (2:3.6.3-2 Debian:unstable [i386]) Inst xpdf (3.03-9 Debian:unstable [i386]) Conf smbclient (2:3.6.3-2 Debian:unstable [i386]) Conf xpdf (3.03-9 Debian:unstable [i386]) $