You're reading the documentation for an older, but still supported version (1.33.2).
For information on the latest version, please have a look at 1.33.5.

3.3.1 DRL Program Control

• drl_start (Auto Mode)
• drl_stop (Auto Mode)
• drl_pause (Auto Mode)
• drl_resume (Auto Mode)
• change_operation_speed (Auto Mode)
• get_program_state (Auto Mode)
• get_last_alarm (Auto Mode)