[Bug 1512992] Re: package zlib1g-dev 1:1.2.8.dfsg-2ubuntu4 failed to install/upgrade: trying to overwrite '/usr/include/i386-linux-gnu/zconf.h', which is also in package lib32z1-dev 1:1.2.8.dfsg-2ubuntu4

[Someone Else]

Problem still present in 16.04 LTS
LOG:
(Reading database ... 216786 files and directories currently installed.)
Preparing to unpack .../zlib1g-dev_1%3a1.2.8.dfsg-2ubuntu4_i386.deb ...
Unpacking zlib1g-dev:i386 (1:1.2.8.dfsg-2ubuntu4) ...
dpkg: error processing archive /var/cache/apt/archives/zlib1g-dev_1%3a1.2.8.dfsg-2ubuntu4_i386.deb (--unpack):
 trying to overwrite '/usr/include/i386-linux-gnu/zconf.h', which is also in package lib32z1-dev 1:1.2.8.dfsg-2ubuntu4
Processing triggers for man-db (2.7.5-1) ...
Errors were encountered while processing:
 /var/cache/apt/archives/zlib1g-dev_1%3a1.2.8.dfsg-2ubuntu4_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

I encountered this while trying to setup an Android build
environment/kernel building environment.

Forcing as mentioned above works.

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Title:
  package zlib1g-dev 1:1.2.8.dfsg-2ubuntu4 failed to install/upgrade:
  trying to overwrite '/usr/include/i386-linux-gnu/zconf.h', which is
  also in package lib32z1-dev 1:1.2.8.dfsg-2ubuntu4

Status in One Hundred Papercuts:
  Confirmed
Status in zlib package in Ubuntu:
  Confirmed

Bug description:
  The package did not install when I did a fresh install of 15.10.

  ProblemType: Package
  DistroRelease: Ubuntu 15.10
  Package: zlib1g-dev 1:1.2.8.dfsg-2ubuntu4
  ProcVersionSignature: Ubuntu 4.2.0-17.21-generic 4.2.3
  Uname: Linux 4.2.0-17-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.19.1-0ubuntu4
  Architecture: amd64
  Date: Wed Nov  4 10:36:43 2015
  DuplicateSignature: package:zlib1g-dev:1:1.2.8.dfsg-2ubuntu4:trying to overwrite '/usr/include/i386-linux-gnu/zconf.h', which is also in package lib32z1-dev 1:1.2.8.dfsg-2ubuntu4
  ErrorMessage: trying to overwrite '/usr/include/i386-linux-gnu/zconf.h', which is also in package lib32z1-dev 1:1.2.8.dfsg-2ubuntu4
  InstallationDate: Installed on 2015-11-04 (0 days ago)
  InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  RelatedPackageVersions:
   dpkg 1.18.2ubuntu5
   apt  1.0.10.2ubuntu1
  SourcePackage: zlib
  Title: package zlib1g-dev 1:1.2.8.dfsg-2ubuntu4 failed to install/upgrade: trying to overwrite '/usr/include/i386-linux-gnu/zconf.h', which is also in package lib32z1-dev 1:1.2.8.dfsg-2ubuntu4
  UpgradeStatus: No upgrade log present (probably fresh install)

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