https://lists.debian.org/debian-tex-maint/2016/01/msg00011.html
Bug#810001: texlive-base: Please migrate to bundled libpng once libpng16 is in sid
https://forums.freebsd.org/threads/zlib_1-2-9-not-found-libpng16-so-16.63714/
ZLIB_1.2.9 not found libpng16.so.16 | The FreeBSD Forums
[root@iam ~]# php -v PHP Warning: PHP Startup: Unable to load dynamic library '/usr/local/lib/php/20131226/gd.so' - /lib/libz.so.6: version ZLIB_1.2.9...
not found
https://manpages.opensuse.org/Tumbleweed/libpng16-compat-devel/index.html
Manpages of libpng16-compat-devel
manpagescompatdevel