diff -r fbdc53e2ee3e -r 312fe9ff8370 config/kernel.in
--- a/config/kernel.in	Wed Apr 11 17:43:38 2007 +0000
+++ b/config/kernel.in	Mon May 07 16:10:17 2007 +0000
@@ -16,7 +16,7 @@
 config KERNEL_CYGWIN
     bool
     prompt "cygwin"
-    depends on ARCH_x86 || ARCH_x86_64
+    depends on EXPERIMENTAL && ( ARCH_x86 || ARCH_x86_64 )
     help
       Build a toolchain targeting systems running Windows/cygwin as a kernel.