Bug 97429 [build path] Native library attribute should be available on the container as well
RC1 Why don't we have a native library attribute for class path containers ?
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/NativeLibrariesPropertyPage.java
fIsValidElement= false;
				} else {
					fEntry= entry;
					fIsValidElement= true;
				}
			} else {
				fIsValidElement= false;
			}
		} catch (JavaModelException e) {
			fIsValidElement= false;
		}
		if (!fIsValidElement) {
			setDescription(PreferencesMessages.NativeLibrariesPropertyPage_invalidElementSelection_desription); 
		}
		super.createControl(parent);
	}
	/**
	 * {@inheritDoc}
	 */
	protected Control createContents(Composite parent) {
		if (!fIsValidElement)
			return new Composite(parent, SWT.NONE);
		
		IJavaElement elem= getJavaElement();
		if (elem == null)
			return new Composite(parent, SWT.NONE);
		
		CPListElement cpElement= CPListElement.createFromExisting(fEntry, elem.getJavaProject());
		fConfigurationBlock= new NativeLibrariesConfigurationBlock(this, getShell(), cpElement);
		Control control= fConfigurationBlock.createContents(parent);