From Neil Hughes, "Please find attached two files that I've amended to add the IDC_HAND cursor for the windows platform."

include/osgViewer/GraphicsWindow

@@ -106,6 +106,7 @@ class OSGVIEWER_EXPORT GraphicsWindow : public osg::GraphicsContext, public osgG
             WaitCursor,
             TextCursor,
             CrosshairCursor,
+            HandCursor,
             UpDownCursor,
             LeftRightCursor,
             TopSideCursor,

src/osgViewer/GraphicsWindowWin32.cpp

@@ -2033,6 +2033,9 @@ HCURSOR GraphicsWindowWin32::getOrCreateCursor(MouseCursor mouseCursor)
     case BottomLeftCorner:
         _mouseCursorMap[mouseCursor] = LoadCursor( NULL, IDC_SIZENESW );
         break;
+    case HandCursor:
+        _mouseCursorMap[mouseCursor] = LoadCursor( NULL, IDC_HAND );
+        break;
     default:
         break;
     }