function [retCode, extErr] = dcdownloaddemosoftwarekey(libName, machineId, productCode, model)
%DCDOWNLOADDEMOSOFTWAREKEY Download and install a demo software key.
%   [RETCODE,EXTERR] = DCDOWNLOADDEMOSOFTWAREKEY(LIBNAME,MACHINEID,PRODUCTCODE,MODEL)
%   calls the API via the external library LIBNAME. MACHINEID is the machine
%   ID of this computer (you can obtain this by calling the API function
%   DCGETMACHINEID). PRODUCTCODE and MODEL specify the product code and dongle
%   model of the demo software key to be installed. RETCODE is the return code
%   of the API call. If the update failed, EXTERR contains an additional error
%   code that provides more information.

% Copyright Microcosm Ltd. DO NOT MODIFY THIS FILE.

    extErr = int32(0);
    [retCode, productCode, extErr] = calllib(libName, 'DCDownloadDemoSoftwareKey', machineId, productCode, model, extErr);
end