Apparently libzip is not installed but efforts to install libzip-devel result in
The following packages have unmet dependencies.
libzip-dev : Depends: libzip4 (= 1.7.3-1ubuntu2) but 1:1.0.1-0+16.04+xenial+build6 is to be installed
E: Unable to correct problems, you have held broken packages.
Apparently libzip is not installed but efforts to install libzip-devel result in
The following packages have unmet dependencies. 0+16.04+ xenial+ build6 is to be installed
libzip-dev : Depends: libzip4 (= 1.7.3-1ubuntu2) but 1:1.0.1-
E: Unable to correct problems, you have held broken packages.
Xenial?!