--- a/configure	Wed Nov 21 11:40:15 2007 +0000
+++ b/configure	Tue Jan 01 04:55:06 2008 +0000
@@ -5142,7 +5142,7 @@
 
    HAVE_CARBON='yes'
    APPLE_BUILD='yes'
-   LIBS="$LIBS -framework OpenGL -framework AGL -framework Carbon"
+   LIBS="$LIBS -framework OpenGL -framework AGL -framework Carbon -L/usr/X11R6/lib -lGL"
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_CARBON 1