--- a/SConstruct.orig	2007-07-03 22:14:08.000000000 +0200
+++ b/SConstruct	2007-07-03 22:12:40.000000000 +0200
@@ -692,8 +692,9 @@
     
     build_host_supports_sse = 0
     
-    debug_flags.append ("-DARCH_X86")
-    opt_flags.append ("-DARCH_X86")
+    if (re.search ("i[0-9]86", config[config_cpu]) != None):
+        debug_flags.append ("-DARCH_X86")
+        opt_flags.append ("-DARCH_X86")
     
     if config[config_kernel] == 'linux' :