[PATCH] Fix ADMtek Comet on x86-64

This Tulip clone doesn't like an Cache Line setting over 8 words.
This broke it on x86-64.  Make it the same as on i386.
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

drivers/net/tulip/tulip_core.c

@@ -88,9 +88,9 @@ static int rx_copybreak = 100;
 	ToDo: Non-Intel setting could be better.
 */
 
-#if defined(__alpha__) || defined(__ia64__) || defined(__x86_64__)
+#if defined(__alpha__) || defined(__ia64__)
 static int csr0 = 0x01A00000 | 0xE000;
-#elif defined(__i386__) || defined(__powerpc__)
+#elif defined(__i386__) || defined(__powerpc__) || defined(__x86_64__)
 static int csr0 = 0x01A00000 | 0x8000;
 #elif defined(__sparc__) || defined(__hppa__)
 /* The UltraSparc PCI controllers will disconnect at every 64-byte