Binary package “php-mcrypt-all-dev” in ubuntu plucky

PHP bindings for the libmcrypt library

 These functions provides bindings for the unmaintained libmcrypt library.
 .
 The extension is unbundled from php-src as of PHP 7.2.0, because the underlying
 libmcrypt has obviously been abandoned. It is recommended to reevaluate using
 this extension.
 .
 This is empty package that depends on all PHP versions.