Fixing Mac problems.

src/java/org/lwjgl/NativeSysImplementation.java

@@ -39,6 +39,11 @@ package org.lwjgl;
  * @version $Revision$
  */
 class NativeSysImplementation extends DefaultSysImplementation {
+	
+	static {
+		Sys.initialize();
+	}
+	
 	public native long getTimerResolution();
 
 	public native long getTime();

src/java/org/lwjgl/opengl/MacOSXDisplay.java

@@ -179,7 +179,7 @@ final class MacOSXDisplay implements DisplayImplementation {
 	public boolean isCloseRequested() {
 		boolean result;
 		synchronized (this) {
-			result = close_requested;
+			result = close_requested || (frame != null && frame.syncIsCloseRequested());
 			close_requested = false;
 		}
 		return result;

src/java/org/lwjgl/opengl/MacOSXFrame.java

@@ -47,7 +47,6 @@ import java.awt.event.ComponentEvent;
 import java.awt.event.ComponentListener;
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowListener;
-import java.lang.reflect.InvocationTargetException;
 
 import org.lwjgl.LWJGLException;
 

src/java/org/lwjgl/opengl/Pbuffer.java

@@ -31,13 +31,11 @@
  */
 package org.lwjgl.opengl;
 
-import org.lwjgl.Sys;
-import org.lwjgl.BufferUtils;
-import org.lwjgl.LWJGLException;
-
-import java.nio.IntBuffer;
 import java.nio.ByteBuffer;
 
+import org.lwjgl.LWJGLException;
+import org.lwjgl.Sys;
+
 /**
  * $Id$
  * <p/>