--- Xvnc/config/cf/FreeBSD.cf.orig	2000-06-11 21:00:51.000000000 +0900
+++ Xvnc/config/cf/FreeBSD.cf	2007-09-04 17:11:16.000000000 +0900
@@ -253,11 +253,17 @@
 #endif
 
 #ifdef i386Architecture
-# define OptimizedCDebugFlags DefaultGcc2i386Opt
+# define OptimizedCDebugFlags -O -pipe
 #else
-# define OptimizedCDebugFlags -O2
+# define OptimizedCDebugFlags -O -pipe
 #endif
 
+#ifdef x86_64Architecture 
+# define OptimizedCDebugFlags    -O -pipe
+# define ServerOSDefines         XFree86ServerOSDefines -DDDXTIME 
+# define ServerExtraDefines      GccGasOption XFree86ServerDefines -D_XSERVER64 
+#endif /* x86_64Architecture */ 
+
 #ifndef PreIncDir
 # define PreIncDir	/usr/include
 #endif
@@ -359,6 +366,5 @@
 
 #include <bsdLib.rules>
 
-#ifdef i386Architecture
 #include <xfree86.cf>
-#endif
+