This flag is for ENGINEs that wish to handle the various 'CMD'-related control commands on their own. Without this flag, ENGINE_ctrl() handles these control commands on behalf of the ENGINE using their "cmd_defns" data.
See Implementation
This flag is for ENGINEs that wish to handle the various 'CMD'-related control commands on their own. Without this flag, ENGINE_ctrl() handles these control commands on behalf of the ENGINE using their "cmd_defns" data.