Index: branches/xZenu/src/util/macho-to-xcoff.c
===================================================================
--- branches/xZenu/src/util/macho-to-xcoff.c	(revision 1315)
+++ branches/xZenu/src/util/macho-to-xcoff.c	(revision 1316)
@@ -46,7 +46,7 @@
 typedef unsigned short UInt16;
 typedef unsigned long UInt32;
 
-#ifdef __i386__
+#if defined(__i386__) || defined(__x86_64__)
 #define SWAPL(value) (   (((value) >> 24) & 0xff) | \
 			 (((value) >> 8) & 0xff00) | \
 			 (((value) << 8) & 0xff0000) | \