diff -up ./src/com/sun/jna/Native.java.loadlib ./src/com/sun/jna/Native.java
--- ./src/com/sun/jna/Native.java.loadlib	2012-03-07 11:41:53.378594071 +0100
+++ ./src/com/sun/jna/Native.java	2012-03-07 11:52:18.537721064 +0100
@@ -634,148 +634,18 @@ public final class Native {
 
     /**
      * Loads the JNA stub library.
-     * First tries jna.boot.library.path, then the system path, then from the
-     * jar file.
+     * MODIFIED FROM UPSTREAM - we rip out all sorts of gunk here that is
+     * unnecessary when JNA is properly installed with the OS.
      */
     private static void loadNativeLibrary() {
         removeTemporaryFiles();
 
-        String libName = System.getProperty("jna.boot.library.name", "jnidispatch");
-        String bootPath = System.getProperty("jna.boot.library.path");
-        if (bootPath != null) {
-            // String.split not available in 1.4
-            StringTokenizer dirs = new StringTokenizer(bootPath, File.pathSeparator);
-            while (dirs.hasMoreTokens()) {
-                String dir = dirs.nextToken();
-                File file = new File(new File(dir), System.mapLibraryName(libName));
-                String path = file.getAbsolutePath();
-                if (file.exists()) {
-                    try {
-                        System.load(path);
-                        nativeLibraryPath = path;
-                        return;
-                    } catch (UnsatisfiedLinkError ex) {
-                        // Not a problem if already loaded in anoteher class loader
-                        // Unfortunately we can't distinguish the difference...
-                        //System.out.println("File found at " + file + " but not loadable: " + ex.getMessage());
-                    }
-                }
-                if (Platform.isMac()) {
-                    String orig, ext;
-                    if (path.endsWith("dylib")) {
-                        orig = "dylib";
-                        ext = "jnilib";
-                    } else {
-                        orig = "jnilib";
-                        ext = "dylib";
-                    }
-                    path = path.substring(0, path.lastIndexOf(orig)) + ext;
-                    if (new File(path).exists()) {
-                        try {
-                            System.load(path);
-                            nativeLibraryPath = path;
-                            return;
-                        } catch (UnsatisfiedLinkError ex) {
-                            System.err.println("File found at " + path + " but not loadable: " + ex.getMessage());
-                        }
-                    }
-                }
-            }
-        }
         try {
-            if (!Boolean.getBoolean("jna.nosys")) {
-                System.loadLibrary(libName);
-                return;
-            }
+            System.load("@JNIPATH@/" + System.mapLibraryName("jnidispatch"));
+            nativeLibraryPath = "@JNIPATH@/" + System.mapLibraryName("jnidispatch");
         }
         catch(UnsatisfiedLinkError e) {
-            if (Boolean.getBoolean("jna.nounpack")) {
-                throw e;
-            }
-        }
-        if (!Boolean.getBoolean("jna.nounpack")) {
-            loadNativeLibraryFromJar();
-            return;
-        }
-        throw new UnsatisfiedLinkError("Native jnidispatch library not found");
-    }
-
-    /**
-     * Attempts to load the native library resource from the filesystem,
-     * extracting the JNA stub library from jna.jar if not already available.
-     */
-    private static void loadNativeLibraryFromJar() {
-        String libname = System.mapLibraryName("jnidispatch");
-        String arch = System.getProperty("os.arch");
-        String name = System.getProperty("os.name");
-        String resourceName = getNativeLibraryResourcePath(Platform.getOSType(), arch, name) + "/" + libname;
-        URL url = Native.class.getResource(resourceName);
-        boolean unpacked = false;
-                
-        // Add an ugly hack for OpenJDK (soylatte) - JNI libs use the usual
-        // .dylib extension 
-        if (url == null && Platform.isMac()
-            && resourceName.endsWith(".dylib")) {
-            resourceName = resourceName.substring(0, resourceName.lastIndexOf(".dylib")) + ".jnilib";
-            url = Native.class.getResource(resourceName);
-        }
-        if (url == null) {
-            throw new UnsatisfiedLinkError("jnidispatch (" + resourceName 
-                                           + ") not found in resource path");
-        }
-    
-        File lib = null;
-        if (url.getProtocol().toLowerCase().equals("file")) {
-            try {
-                lib = new File(new URI(url.toString()));
-            }
-            catch(URISyntaxException e) {
-                lib = new File(url.getPath());
-            }
-            if (!lib.exists()) {
-                throw new Error("File URL " + url + " could not be properly decoded");
-            }
-        }
-        else {
-            InputStream is = Native.class.getResourceAsStream(resourceName);
-            if (is == null) {
-                throw new Error("Can't obtain jnidispatch InputStream");
-            }
-            
-            FileOutputStream fos = null;
-            try {
-                // Suffix is required on windows, or library fails to load
-                // Let Java pick the suffix, except on windows, to avoid
-                // problems with Web Start.
-                File dir = getTempDir();
-                lib = File.createTempFile("jna", Platform.isWindows()?".dll":null, dir);
-                lib.deleteOnExit();
-                fos = new FileOutputStream(lib);
-                int count;
-                byte[] buf = new byte[1024];
-                while ((count = is.read(buf, 0, buf.length)) > 0) {
-                    fos.write(buf, 0, count);
-                }
-                unpacked = true;
-            }
-            catch(IOException e) {
-                throw new Error("Failed to create temporary file for jnidispatch library: " + e);
-            }
-            finally {
-                try { is.close(); } catch(IOException e) { }
-                if (fos != null) {
-                    try { fos.close(); } catch(IOException e) { }
-                }
-            }
-        }
-        System.load(lib.getAbsolutePath());
-        nativeLibraryPath = lib.getAbsolutePath();
-        // Attempt to delete immediately once jnidispatch is successfully
-        // loaded.  This avoids the complexity of trying to do so on "exit",
-        // which point can vary under different circumstances (native
-        // compilation, dynamically loaded modules, normal application, etc).
-        if (unpacked) {
-            deleteNativeLibrary(lib.getAbsolutePath());
+            throw new RuntimeException(e);
         }
     }