FreeBSD users update as follows:
1. cd /usr/local/directadmin/custombuild
2. ./build update
3. rm -rf mariadb-10.2.13
4. tar -zxvf mariadb-10.2.13.tar.gz
5. cd mariadb-10.2.13
5. cmake -DPLUGIN_TOKUDB=NO -DPLUGIN_OQGRAPH=NO -DPLUGIN_MROONGA=NO -DPLUGIN_ROCKSDB=NO -DWITHOUT_MROONGA_STORAGE_ENGINE=YES -DWITHOUT_TOKUDB_STORAGE_ENGINE=YES -DWITHOUT_ROCKSDB_STORAGE_ENGINE=YES
6. make install
7. /usr/local/etc/rc.d/mysqld restart
8. ./client/mysql_upgrade -uda_admin -p