.Windows.Forms")
RDNZL-USER 6 > (defun message-box (text &amp;optional (caption "RDNZL"))
                 <font color=orange>;; check if the "OK" button was pressed</font>
                 [Equals [MessageBox.Show text caption
                                          <font color=orange>;; we want the message box to have "OK" and "Cancel" buttons</font>
                                          [$MessageBoxButtons.OKCancel]]
                         [$DialogResult.OK]])
MESSAGE-BOX
RDNZL-USER 7 > (message-