send him the max patch and all related abstractions, he needs to build it under windows max [wmax]....

or send it someone, hey it would be cool if we had a javascript application on the forum where you dropped in your max code and put in your email address and it would send you back your plugin based on whatever platform you wanted.... ok, that was random.

thanks for your advices.

OK,no metheod to build win-vst on OSX... i just think it deeper, it is reasonable that each external are difference.

thanks for your advicing to my stupid question.

peace.

masa