added cdk to deps and building fileapprove

deps/cdk-5.0-20161210/c++/cdkscreen.cc

@@ -0,0 +1,30 @@
+#include "cdkscreen.h"
+
+CDKScreen::CDKScreen() 
+{
+  cdkscreen = initCDKScreen(NULL);
+  // Now, set up color.
+  initCDKColor();
+}
+
+CDKScreen::~CDKScreen() 
+{
+  destroyCDKScreen(cdkscreen);
+  endCDK();
+}
+
+CDKSCREEN *CDKScreen::screen(void) 
+{
+  return cdkscreen;
+}
+
+void CDKScreen::refreshscr(void) 
+{
+  refreshCDKScreen(cdkscreen);
+}
+
+void CDKScreen::erasescr(void) 
+{
+  eraseCDKScreen(cdkscreen);
+}
+

deps/cdk-5.0-20161210/c++/cdkscreen.h

@@ -0,0 +1,30 @@
+#ifndef CDKSCREEN_H
+#define CDK_SCREEN_H
+
+extern "C"
+{
+#include <cdk.h>
+}
+
+class CDKScreen 
+{
+  // The window which curses uses.
+  WINDOW *cursesWin;
+  // The CDKSCREEN struct assigned to this object.
+  CDKSCREEN *cdkscreen;
+ public:
+  // Constructor.
+  CDKScreen();
+  // Deconstructor.
+  ~CDKScreen();
+  // Return a pointer to the CDKScreen structure.
+  CDKSCREEN *screen(void);
+  // Refresh the screen.
+  // Note, this function is renamed to avoid clashing with the refresh() macro.
+  void refreshscr(void);
+  // Erase, but don't destroy, all widgets.
+  // Note, this function is renamed to avoid clashing with the erase() macro.
+  void erasescr(void);
+};
+
+#endif