cmake HAS_MYSQL_OPTIONSV examples

logicalclocks/rondb storage/ndb/rest-server2/extra/drogon/drogon-1.9.7/CMakeLists.txt :448 

check_library_exists(${MYSQL_LIB_NAME} mysql_optionsv "" HAS_MYSQL_OPTIONSV)

logicalclocks/rondb storage/ndb/rest-server2/extra/drogon/drogon-1.9.7/CMakeLists.txt :451 

add_definitions(-DHAS_MYSQL_OPTIONSV)

logicalclocks/rondb storage/ndb/rest-server2/extra/drogon/drogon-1.9.7/CMakeLists.txt :452 

endif(HAS_MYSQL_OPTIONSV)