[PATCH] syscall class hookup for all normal targets

Take default arch/*/kernel/audit.c to lib/, have those with special
needs (== biarch) define AUDIT_ARCH in their Kconfig.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index ae071a1..2f4f70c 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -118,6 +118,10 @@
 	depends on COMPAT && SYSVIPC
 	default y
 
+config AUDIT_ARCH
+	bool
+	default y
+
 comment "Code generation options"
 
 choice