Just installed Xenial with all updates and can't install zlib1g-dev. It
does not exist in proposed (tried from there) so I assume it's in the
usual update repos. It looks like it is still broken. Is there a work
sudo apt-get -o Dpkg::Options::="--force-overwrite" install zlib1g-dev:amd64
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
zlib1g-dev : Depends: zlib1g (= 1:1.2.8.dfsg-2ubuntu4) but
1:1.2.8.dfsg-2ubuntu4.1 is to be installed
E: Unable to correct problems, you have held broken packages.
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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
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