Listing 2: Inserting into Form1.cs.

public Form1()
{
    //
    // Required for Windows Form Designer support
    //
    InitializeComponent();

    //
    // TODO: Add any constructor code after InitializeComponent call
    //
    visa32.viOpenDefaultRM(out defaultRsrcMgrSess);
    visa32.viOpen(defaultRsrcMgrSess,"functionGenerator",0,0,out funcGenSess);
 ...
}