package com.sun.opengl.impl; public class SystemUtil { private static volatile boolean getenvSupported = true; /** Wrapper for System.getenv(), which doesn't work on platforms earlier than JDK 5 */ public static String getenv(String variableName) { if (getenvSupported) { try { return System.getenv(variableName); } catch (Error e) { getenvSupported = false; } } return null; } }