You can uninstall or removes an installed libcustom-printf-camlp4-dev package itself from Ubuntu 16.10 (Yakkety Yak) through the terminal,
$ sudo apt-get remove libcustom-printf-camlp4-dev
If you would like to remove libcustom-printf-camlp4-dev and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove libcustom-printf-camlp4-dev
If you use with purge options to libcustom-printf-camlp4-dev package all the configuration and dependent packages will be removed.
$ sudo apt-get purge libcustom-printf-camlp4-dev
If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.
$ sudo apt-get purge --auto-remove libcustom-printf-camlp4-dev