Zorin OS 15.2を新規Installしてみました。ソースはこちらです。
root@zorin:~# uname -r
5.3.0-46-generic
root@zorin:~# php -v
PHP 7.4.4 (cli) (built: Mar 20 2020 13:47:45) ( NTS )
Copyright (c) The PHP Group
Zend Engine v3.4.0, Copyright (c) Zend Technologies
with Zend OPcache v7.4.4, Copyright (c), by Zend Technologies
root@zorin:~# curl -V
curl 7.58.0 (x86_64-pc-linux-gnu) libcurl/7.58.0 OpenSSL/1.1.1 zlib/1.2.11 libidn2/2.0.4 libpsl/0.19.1 (+libidn2/2.0.4) nghttp2/1.30.0 librtmp/2.3
Release-Date: 2018-01-24
Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3 pop3s rtmp rtsp smb smbs smtp smtps telnet tftp
Features: AsynchDNS IDN IPv6 Largefile GSS-API Kerberos SPNEGO NTLM NTLM_WB SSL libz TLS-SRP HTTP2 UnixSockets HTTPS-proxy PSL
root@zorin:~# samba -V
Version 4.7.6-Ubuntu
root@zorin:~# cat /etc/os-release
NAME=”Zorin OS”
VERSION=”15.2″
ID=zorin
ID_LIKE=ubuntu
PRETTY_NAME=”Zorin OS 15.2″
VERSION_ID=”15″
HOME_URL=“https://www.zorinos.com”
SUPPORT_URL=“https://www.zorinos.com/help”
BUG_REPORT_URL=“https://bugs.launchpad.net/zorin-os”
PRIVACY_POLICY_URL=“https://www.zorinos.com/legal/privacy”
VERSION_CODENAME=bionic
UBUNTU_CODENAME=bionic
root@zorin:~#