package manpages 3.35-0.1ubuntu1 failed to install/upgrade: trying to overwrite '/usr/share/man/man1/getent.1.gz', which is also in package libc-bin 2.15-0ubuntu15

[Matthew Nichols]

$ lsb_release -rd
Description: Ubuntu quantal (development branch)
Release: 12.10

$ apt-cache policy pkgname manpages
manpages:
  Installed: 3.35-0.1ubuntu1
  Candidate: 3.40-0.1ubuntu2
  Version table:
     3.40-0.1ubuntu2 0
        500 http://us.archive.ubuntu.com/ubuntu/ quantal/main amd64 Packages
 *** 3.35-0.1ubuntu1 0
        100 /var/lib/dpkg/status

Failed to install due to conflicting file with another package

ProblemType: Package
DistroRelease: Ubuntu 12.10
Package: manpages 3.35-0.1ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-1.1-generic 3.5.0-rc3
Uname: Linux 3.5.0-1-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.2.5-0ubuntu1
Architecture: amd64
Date: Sun Jun 24 20:00:22 2012
Dependencies:

ErrorMessage: trying to overwrite '/usr/share/man/man1/getent.1.gz', which is also in package libc-bin 2.15-0ubuntu15
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120606.2)
PackageArchitecture: all
SourcePackage: manpages
Title: package manpages 3.35-0.1ubuntu1 failed to install/upgrade: trying to overwrite '/usr/share/man/man1/getent.1.gz', which is also in package libc-bin 2.15-0ubuntu15
UpgradeStatus: No upgrade log present (probably fresh install)