Duplex Printing

Hi,

In NetExpress we used the following code to set duplex printing:-

http://documentation.microfocus.com/help/index.jsp?topic=%2Fcom.microfocus.eclipse.infocenter.studee60test%2FHRCLRHCALL5W.html

In particular we used : cblte-pp-duplex Select duplex or double-sided printing using one of the DMDUP- constants. 

How can you do this using Visual Cobol .NET code?

Thanks in advance.

Kind regards

Neil.