cmake HAVE_EVENT_SCHEDULER examples

alibaba/AliSQL sql/CMakeLists.txt :50 

ADD_DEFINITIONS(-DMYSQL_SERVER -DHAVE_EVENT_SCHEDULER)

arkdb/arkproxy sql/CMakeLists.txt :75 

ADD_DEFINITIONS(-DMYSQL_SERVER -DHAVE_EVENT_SCHEDULER)

alibaba/AliSQLBackup sql/CMakeLists.txt :50 

ADD_DEFINITIONS(-DMYSQL_SERVER -DHAVE_EVENT_SCHEDULER)