instructions.configure=\
  setProgramProperty(propName:equinox.use.ds, propValue:true);\
  setProgramProperty(propName:ds.delayed.keepInstances, propValue:true);
instructions.unconfigure=\
  setProgramProperty(propName:equinox.use.ds, propValue:);\
  setProgramProperty(propName:ds.delayed.keepInstances, propValue:);
