Install clisp-module-pcre by entering the following commands in the terminal:
sudo apt update sudo apt install clisp-module-pcre
Description:
clisp module that adds libpcre support
This adds a module to clisp that implements an interface to the libpcre which implements Perl-compatible regular expressions.
Homepage: http://www.clisp.org/
Version: 1:2.49.20170913-4build1
Section: universe/lisp