$(error You must install libmariadb-dev to build mod_mariadb. MariaDB supports non-blocking operations starting with version 5.5.21. libmariadb version should be >= 3.0.9 to support MySQL 8.0)
switch_log_printf(SWITCH_CHANNEL_LOG,SWITCH_LOG_ERROR,"mysql_optionsv returned an error [MYSQL_SET_CHARSET_NAME=%s]: %s\n",charset.c_str(),mysql_error(mysql));