diff --git a/Makefile.defs b/Makefile.defs
index debebf4..465e4be 100644
--- a/Makefile.defs
+++ b/Makefile.defs
@@ -64,6 +64,17 @@ xorgdrvvideo = xorg-drv-video-base xorg-drv-video-fglrx xorg-drv-video-nvidia xo
 # xorg-drv-video-nvidia_71xx xorg-drv-video-nvidia_96xx xorg-drv-video-nvidia_173xx xorg-drv-video-vboxvideo
 endif
 
+ifeq ($(ARCH),x86_64)
+# xorg
+xorglibGL = libGL-Mesa-dri libGL-nvidia-X11
+# libGL-fglrx-X11
+xorglibglx = xorg-ext-libglx xorg-ext-libglx-nvidia
+libGLcore.so.1 = xorg-drv-video-nvidia
+libnvidia-tls.so.1 = xorg-drv-video-nvidia
+xorgdrvvideo = xorg-drv-video-fbdev xorg-drv-video-intel xorg-drv-video-nvidia xorg-drv-video-nouveau xorg-drv-video-ati
+# xorg-drv-video-fglrx
+endif
+
 libOpenCL.so.1 = xorg-drv-video-fglrx xorg-drv-video-nvidia
 xorgdrvinput = xorg-drv-input-void xorg-drv-input-synaptics xorg-drv-input-evdev
 # xorg-drv-input-mouse xorg-drv-input-keyboard xorg-drv-input-joystick xorg-drv-input-evtouch xorg-drv-input-vboxmouse
@@ -99,7 +110,11 @@ libjawt.so[SUNWprivate_1.1] = sun-java-runtime
 libmawt.so[SUNWprivate_1.1] = sun-java-runtime
 libnet.so[SUNWprivate_1.1] = sun-java-runtime
 libverify.so[SUNWprivate_1.1] = sun-java-runtime
+ifeq ($(ARCH),x86_64)
+libphonon.so.4[][64bit] = libphonon
+else
 libphonon.so.4 = libphonon
+endif
 /usr/bin/python = python
 python[abi] = python
 libpython = libpython