Change linking order to make it possible to use -Wl,--as-needed in LDFLAGS

diff -ru nvclock0.8b4.orig/src/Makefile.in nvclock0.8b4/src/Makefile.in
--- nvclock0.8b4.orig/src/Makefile.in	2009-01-03 12:02:54.000000000 -0500
+++ nvclock0.8b4/src/Makefile.in	2009-04-02 20:04:12.678271229 -0400
@@ -15,7 +15,7 @@
 ifeq ($(HAVE_NVCONTROL), yes)
     DEPS=$(libbackend) $(libnvcontrol)
     INCLUDES=@X11_CFLAGS@ -I./backend -I./nvcontrol -I..
-    LIBS=@X11_LIBS@ -L./backend -lbackend -L./nvcontrol -lnvcontrol
+    LIBS=-L./backend -lbackend -L./nvcontrol -lnvcontrol @X11_LIBS@
 else
     DEPS=$(libbackend)
     INCLUDES=-I./backend -I./nvcontrol -I..