Perhaps update the subject line like, "Define and use an ENGINE field in libimaevm_params". On Tue, 2021-08-10 at 09:45 -0400, Stefan Berger wrote: > From: Stefan Berger <stefanb@xxxxxxxxxxxxx> > > Extend the global libimaevm_params structure with an ENGINE field 'eng' > and use it in place of the local ENGINE variable in main(). > > Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx> thanks, Mimi