-// MySQL defines MYSQL_VERSION_ID, and MariaDB does so
-// https://dev.mysql.com/doc/refman/5.7/en/c-api-server-client-versions.html
+/* MySQL defines MYSQL_VERSION_ID, and MariaDB does so */
+/* https://dev.mysql.com/doc/refman/5.7/en/c-api-server-client-versions.html */
#elif defined LIBMYSQL_VERSION_ID
#define EXIM_MxSQL_VERSION_ID LIBMYSQL_VERSION_ID
#elif defined MYSQL_VERSION_ID
#elif defined LIBMYSQL_VERSION_ID
#define EXIM_MxSQL_VERSION_ID LIBMYSQL_VERSION_ID
#elif defined MYSQL_VERSION_ID
#elif defined LIBMYSQL_VERSION
#define EXIM_MxSQL_VERSION_STR LIBMYSQL_VERSION
#elif defined MYSQL_SERVER_VERSION
#elif defined LIBMYSQL_VERSION
#define EXIM_MxSQL_VERSION_STR LIBMYSQL_VERSION
#elif defined MYSQL_SERVER_VERSION