set_logtalk_flag(Flag, Value)
Sets Logtalk default, global, flag values. For local flag scope, use the corresponding set_logtalk_flag/2 directive. To set a global flag value when compiling and loading a source file, wrap the calls to this built-in predicate with an initialization/1 directive.
set_logtalk_flag(+atom, +nonvar)
instantiation_errorinstantiation_errortype_error(atom, Flag)domain_error(flag, Flag)domain_error(flag_value, Flag + Value)permission_error(modify, flag, Flag)| ?- set_logtalk_flag(unknown_entities, silent).