When working with the latest version of Perl, the build script throws the following deprecation warning when doing "./build versions":
Latest version of Easy Spam Fighter: 1.16
Installed version of Easy Spam Fighter: 1.16
Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through in regex; marked by <-- HERE in m/^(.{ <-- HERE ,200}).*$/ at /usr/lib/perl5/site_perl/Mail/SpamAssassin/PerMsgStatus.pm line 921.
Latest version of SpamAssassin: 3.4.1
Installed version of SpamAssassin: 3.4.1